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Select a letter to see the corresponding list of words in the glossary
 

Accio

Incantation for the Summoning Charm.

Acid Pops

Wizarding sweets that burn holes in your tongue. Available at Honeydukes in Hogsmeade.

Aconite

Plant used in potions. Also known as monkshood or wolfsbane.

Agrippa

A wizard depicted on a wizard trading card.

Aguamenti

A spell to create water.

Alchemy

Medieval science that is concerned with the creation of the Sorcerer's Stone.

Alecto

A Death Eater, sister to Amycus

Alohomora

Unlocking Charm

Amortentia

The most powerful love potion in the world.

Amycus

Death Eater, brother to Alecto

Anapneo

A spell used to help when someone is choking.

Animagi

Wizards who can turn themselves into animals at will. The singular form is Animagus.

Aparecium

Spell to reveal hidden writing.

Apparate

To transport oneself instantly to any destination. Apparition is difficult and must not be done without a license from the Department of Magical Transportation. There is a danger of Splinching.

Aragog

An Acromantula that lives in the Forbidden Forest.

Arithmancy

Ancient study of the magical properties of numbers.

Astronomy

Study of the stars and planets.

Aunt Marge

Dudley Dursley's dreadful aunt, sister to Vernon Dursley and no friend of Harry's.

Auror

Professional Dark-wizard-catcher.

AvadaKedavra

The Killing Curse. It brings about instant death in a flash of green light. There is no way of blocking it. It is one of the three Unforgivable Curses.

Azkaban

Prison fortress where wizarding criminals are sent. Guarded day and night by the terrifying Dementors, who drain peace, hope and happiness out of any human who comes too close to them.

Bagman, Ludo Head of the Department of Magical Games and Sports at the Ministry of Magic. A former Quidditch player, he was a Beater on the Wimbourne Wasps team and played for England. He is large and blond, with a round, pink face.
Bagshot, Bathilda Author of A History of Magic.
Bane One of the centaurs who lives in the Forbidden Forest.
Basilisk Giant snake whose stare will cause their victims to suffer instant death.
Beater Quidditch player who tries to knock the Bludgers towards the opposing team. There are two on each team.
Beauxbatons Academy of Magic School of magic somewhere in Europe.
Bell, Katie Chaser on the Gryffindor Quidditch team.
Bertie Bott's Every Flavor Beans Wizarding sweets. Come in every flavor, including spinach, liver, tripe, sprout, curry, grass and even bogey and vomit flavors.
Bezoar Stone taken from the stomach of a goat. A bezoar will counteract the majority of poisons.
Binns, Professor History of Magic teacher at Hogwarts. The only ghost teacher at the school. He fell asleep in front of the fire and in the morning left his body behind!
Black Forest Place in Germany where Professor Quirrell was rumored to have encountered vampires.
Black, Regulus Sirius's younger brother. He was killed by Lord Voldemort.
Black, Sirius Escaped prisoner from Azkaban; Harry's godfather
Blast-Ended Skrewt Cross between a manticore and a fire-crab. They have no recognisable head or eyes, but they explode intermittently at one end. Males have a sting like a scorpion and females have suckers on their bellies. Adult Skrewts have thick grey armour and may grow to be ten feet long.
Blood-flavored lollipops Lollipops, presumably for vampires.
Bloody Baron, the Slytherin ghost, covered in silver bloodstains.
Bludgers Black balls that try to knock players off their brooms in Quidditch.
Bode, Broderick An employee in the Department of Mysteries in the Ministry of Magic.
Boggart Shape-shifter that takes on the likeness of your worst fear.
Bones, Amelia Susan Head of the Department of Magical Law Enforcement
Bones, Edgar A member of the original Order of the Phoenix; brother of Amelia Bones
Bones, Susan A member of the D.A. Her aunt is Amelia Bones.
Borgin and Burkes Dark Arts shop in Knockturn Alley.
Bouncing Bulb Plant used in Herbology.
Bowtruckles Magical creatures that appear to be made of bark or twigs; they usually live in trees that supply wand wood and subsist on woodlice or fairy eggs (when they can get them).
Bozo Photographer for the Daily Prophet.
Broomstick Servicing Kit Thirteenth birthday present for Harry from Hermione Granger. A black leather case containing a jar of Fleetwood's High-Finish Handle Polish, Tail-Twig Clippers, brass compass and a Handbook of Do-it-Yourself Broomcare.
Brown, Lavender Hogwarts pupil in the same year as Harry. She is in Gryffindor house and her best friend is ParvatiPatil.
Bryce, Frank Muggle killed by Lord Voldemort. Frank worked as a gardener at the Riddle House in the village of Little Hangleton.
Buckbeak Name of a Hippogriff: a large flying creature that is half eagle and half horse.
Bulstrode, Millicent Hermione Granger's duelling partner in the second year Dueling Club. Millicent is in Slytherinhouse, in Harry's year.
Bubble-Head Charm Charm that enables you to breathe anywhere, even underwater, by giving the caster a supply of fresh oxygen. It gives the caster the appearance of wearing an upside-down goldfish bowl on their head.
Bubotuber Plant that resembles a black slug with swellings that contain a yellowish green liquid. Bubotuber pus is used to cure acne, but undiluted it causes sores and boils.
Burrow, The Home of the Weasley family.
Butterbeer Frothy, hot drink served in Hogsmeade.
Cadogan, Sir Knight from a portrait in the North Tower. Temporary guardian of Gryffindor Tower while the Fat Lady was being repaired.
Canary Creams Trick custard-cream biscuits that turn the eater briefly into a canary. Invented by Fred and George Weasley.
Care of Magical Creatures Class at Hogwarts that teaches students how to look after magical creatures.
Centaurs Half-man, half-horse beings. There are some living in the Forbidden Forest at Hogwarts.
Chamber of Secrets, the Concealed room created by Salazar Slytherin wherein he sealed an unknown horror that could only be freed by his true heir to purge the school of those he considered unworthy to study magic.
Chang, Cho Seeker of the Ravenclaw Quidditch team. A year above Harry.
Charm Spell that adds properties to an object or person.
Chaser Quidditch player who tries to score using the Quaffle. There are three on each team.
Chocoballs Wizarding sweets full of strawberry mousse and clotted cream.
Chocolate Frogs Wizard confectionery that contains collector's cards of famous witches and wizards.
Chudley Cannons, the Ron Weasley'sfavorite professional Quidditch team. They wear bright orange and black robes and their motto is “Let's all just keep our fingers crossed and hope for the best.”
Circe A witch depicted on a wizard trading card.
CleansweepSeven Type of broomstick used by Fred and George Weasley.
Clearwater, Penelope Percy Weasley's girlfriend.
Cliodna A witch depicted on a wizard trading card.
Cockroach Clusters Wizarding sweets, presumably made from cockroaches.
Comet Type of broomstick flown by Cho Chang.
Common room Meeting room for each Hogwarts house.
Common Welsh Green Type of dragon found in Britain.
Coote, Ritchie Gryffindor's newest Beater, replacing Fred and George
Cornish Pixies Naughty little pixies that create havoc.
Crabbe, Vincent One of Draco Malfoy's stupid henchmen. Thickset and looks very mean. Has a pudding-basin haircut and a very thick neck. He is in Slytherin house.
Creevey, Colin Admirer of Harry who follows him constantly and is always taking his picture. A year below Harry in Gryffindor house.
Creevey, Dennis Hogwarts pupil, younger brother of Colin Creevey. Dennis is three years below Harry in Gryffindor house.
Cribbages Wizarding Crackers Crackers are party favors used in the United Kingdom at Christmastime. Small cardboard tubes are filled with candy and trinkets, then wrapped in brightly colored paper twisted at each end. When two people pull on opposite ends of the paper, the tube bursts open with a crack and the treats inside fall out.
Crouch, Bartemius Head of the Department of International Magical Co-operation at the Ministry of Magic. He looks like a bank manager, with a toothbrush moustache, and is a great believer in rules.
Crockford, Doris A witch whom Harry meets in the Leaky Cauldron.
Crookshanks Hermione Granger's pet cat. Ginger with thick and fluffy fur, he is a little bow-legged with a slightly crumpled face.
Crouch, Bartemius, Junior Son of Baremius Crouch, senior. He was imprisoned in Azkaban as a follower of Voldemort.
Cruciatus Curse Inflicts torture with the command Crucio. One of the three Unforgivable Curses.
Daily Prophet, the The national wizarding newspaper.
Dark Mark, the Sign of the Death Eaters: a skull with a serpent in its mouth.
Davies, Roger Captain of the RavenclawQuidditch team.
Dearborn, Caradoc A member of the original Order of the Phoenix; disappeared while fighting Voldemort.
Death Eaters Followers of Voldemort. They are summoned by the Dark Mark.
Deathday Party Celebration held by ghosts to commemorate the day they died.
Defense Against the Dark Arts Lessons at Hogwarts that teach students how to defend themselves against evil creatures such as werewolves and vampires.
Deflating Draught Potion that counteracts a Swelling Solution. Causes swollen body parts to return to normal size.
Delacour, Fleur Pupil at Beauxbatons. Beautiful, with long, silvery blonde hair; her grandmother was a Veela.
Delacour, Gabrielle Younger sister of Fleur.
Delaney-Podmore, Sir Patrick Leader of the Headless Hunt.
Dementor Creature who feeds on the happy emotions of humans. Dementors are employed as guards at Azkaban. The kiss of a Dementor will suck out a human's soul, leaving an empty shell.
Dervish and Banges Wizarding equipment shop in Hogsmeade.
Densaugeo Spell which causes teeth to grow abnormally fast.
Diagon Alley A long cobbled street filled with fascinating wizarding shops. Accessible through the Leaky Cauldron pub in London.
Diffindo Severing Charm.
Diggle, Dedalus A wizard whom Harry met in the Leaky Cauldron. He also once bowed to Harry in a shop. A member of the re-established Order of the Phoenix.
Diggory, Amos Father of Cedric. He is tall and has a brown beard.
Diggory, Cedric Seeker on the Hufflepuff Quidditch team.
Disillusionment Charm Spell to make a person the same colour as their surroundings in order to disguise or camouflage them.
Divination Magical art of telling the future using tea leaves, crystal balls and so forth. Professor Trelawney is the Divination teacher at Hogwarts.
Dobby Name of a house-elf who idolizes Harry but gets him into lots of trouble.
Doge, Elphias A member of the re-established Order of the Phoenix.
Dr. Filibuster's Fabulous No-Heat, Wet-Start Fireworks Wizarding fireworks and one of Fred and George Weasley's favorite jokes. They fill the room with red and blue stars that last for about half an hour.
Draco Dormiens Nunquam Titillandus The Hogwarts motto. It means, "Never tickle a sleeping dragon."
Dragon Creatures that can fly and breathe fire. Hagrid is particularly fond of dragons and has a Norwegian Ridgeback called Norbert for a while as a pet.
Draught of Living Death, the Powerful sleeping draught.
Drooble's Best Blowing Gum Wizarding sweet. Fills the room with blue bubbles that last for about half an hour.
Dueling Club Club started by Professor Lockhart to teach students how to duel with spells.
Dumbledore, Albus Headmaster of Hogwarts. Dumbledore is widely regarded as the finest wizard of his generation and was the only person that Voldemort was frightened of. He is tall, thin and very old and has very long, silver hair and beard. He has blue eyes and has been known to wear half-moon spectacles.
Dumbledore's Army A group of Hogwarts students to whom Harry teaches Defense Against the Dark Arts during his fifth year. Also known as the D.A.
Dungbomb Stinkbomb
Durmstrang Institute School of wizardry somewhere in the far north of Europe. It is smaller than Hogwarts but has more extensive grounds.
Dursley, Dudley Harry's horrible Muggle cousin. Dudley is fat, blond and rather stupid, but that doesn't stop him trying to bully Harry whenever he can.
Edgecombe, Marietta Cho Chang's friend; a Ravenclaw. Marietta is a member of the D.A., but also turns the group in to Professor Umbridge.
Eeylops Owl Emporium Owl shop in Diagon Alley where Harry bought Hedwig.
Elixir of Life, the Substance produced by the Sorcerer's Stone that will make the drinker immortal.
Enervate A spell that can revive people to a state of consciousness.
Engorgio Engorgement Charm.
Errol Name of one of the Weasley family owls.
Evanesco The incantation for a spell that makes something disappear completely
Expectopatronum Spell to guard against Dementors.
Expelliarmus The incantation for the Disarming Charm.
Exploding Bonbons Wizarding sweets available from Honeydukes in Hogsmeade.
Exploding Snap Card game.
Extendable Ears Long flesh-colored strings that allow the user to eavesdrop on conversations from a distance. Invented by Fred and George Weasley.
Fang Hagrid's boarhound.
Fat Friar, the Resident ghost of Hufflepuff Tower.
Fat Lady, the The subject of the portrait guarding the entrance to Gryffindor Tower.
Fawkes Albus Dumbledore's pet phoenix.
Felix Felicis Otherwise known as liquid luck, this potion provides its drinker with good fortune.
Ferula Spell to conjure a sling for a broken limb.
Fidelius Charm A powerful charm that conceals a secret within the soul of a chosen person (called the Secret-Keeper). The secret is then impossible to uncover, unless the Secret-Keeper chooses to divulge it.
Figg, Arabella Elderly Muggle who used to baby-sit for Harry. She keeps cats.
Filch, Argus Caretaker at Hogwarts; a squib. Filch hates students and especially does not like Harry or his friends. Filch has a cat called Mrs Norris.
Finch-Fletchley, Justin Hogwarts pupil in the same year as Harry. Justin is in Hufflepuff house.
Finnigan, Seamus Hogwarts pupil in the same year as Harry. Seamus is in Gryffindor house. His best friend is Dean Thomas.
Firebolt Fastest, most technologically advanced broomstick. Can accelerate from 0-150 miles per hour in ten seconds.
Firenze A centaur who lives in the Forbidden Forest.
Fizzing Whizbees Wizarding sweets. Sherbet balls that make you levitate several inches in the air when you eat them.
Flamel, Nicholas Albus Dumbledore's partner and the holder of the only known Sorcerer's Stone in existence. His wife is named Perenelle.
Fletcher, Mundungus A member of the Order of the Phoenix. Mrs.Weasley doesn't approve of him because he's a thief.
Flint, Marcus Captain of the SlytherinQuidditch team.
Flitwick, Professor Charms teacher at Hogwarts. Tiny little wizard who has to stand on piles of books to see over his desk.
Flobberworm Species of worm that Harry and his friends have to keep alive to pass the Care of Magical Creatures course in third year.
Floo powder Glittering powder that wizards use for traveling. Throw it into the fireplace; say the name of your destination and step into the flames.
Florean Fortescue's Ice-Cream Parlor Wizarding ice-cream shop in Diagon Alley.
Flourish and Blotts Diagon Alley wizarding bookshop.
Flutterby Bush Plant used in Herbology.
Foe-Glass Magic mirror in which you can see your enemies.
Forbidden Forest, the The dark woods at the edge of the Hogwarts grounds. Students are not allowed to go there unless accompanied by a teacher.
Ford Anglia Make of Mr .Weasley's bewitched car.
Four-Point Spell A spell that makes your wand function as a compass, using the incantation “Point Me”
Freezing Charm A spell that freezes an object.
Fudge Flies Wizarding sweets.
Fudge, Cornelius Minister for Magic.
Furnunculus Curse that causes boils.
GalleonGold Wizarding money.
Gaunt, Marvolo Lord Voldemort's grandfather
Gaunt, Merope Lord Voldemort's mother
Gaunt, Morfin Lord Voldemort's uncle
Gambol and Japes Wizarding joke shop in Diagon Alley.
Ghoul Ugly creature that generally lives in attics or barns. The Weasleys have one living in their attic.
Giant Huge humanoid. Giants can grow to a height of 20 feet. They have a history of violence and warring among themselves. Many giants allied themselves with Voldemort and massacred Muggles during the Voldemort's original reign of power. Others withdrew to remote mountain ranges. Their numbers are in decline and in Britain they are believed to be extinct.
Gillyweed Water plant. If you eat it, you temporarily grow gills and fins.
Gnomes Very small creatures with leathery skin and large, bald heads like knobbly potatoes. They have horny feet and razor-sharp teeth. They live in holes in gardens and aren't very bright. To de-gnome a garden, grab the gnome by the ankles, swing it round your head and throw!
Goblet of Fire Wooden cup full of flames, used as an impartial selector for the contenders in the Triwizard Tournament.
Goblins Small creatures with swarthy faces, pointed beards and very long hands and feet. Goblins staff Gringotts Bank.
Gobstones The wizarding version of marbles. The pieces squirt a stinky substance into other players' faces when they lose a point.
Godric's Hollow Village where Harry's parents, Lily and James Potter, lived, at the time of their deaths.
Golden Snitch Small, golden ball with silver wings used in Quidditch. Must be caught by a Seeker to end the match.
Goshawk, Miranda Author of The Standard Book of Spells series.
Goyle, Gregory One of Draco Malfoy's stupid henchmen. Thickset and looks mean. Has short, bristly hair and long, gorilla-like arms. Also in Slytherin house.
Granger, Hermione Smart know-it-all at Hogwarts in Gryffindor house. She has bushy, brown hair, large front teeth and a loud, rather bossy voice. Hermione works very hard and always gets the best marks in her exams. Harry and Ron's friend. Her parents are Muggle dentists.
Grawp Hagrid's half-brother – a full giant.
Great Hall, the The main hall in Hogwarts where Sorting takes place and where meals are served. The ceiling is bewitched to look like the sky outside.
Gregory the Smarmy Statue at Hogwarts.
Grey Lady, the Resident ghost of Ravenclaw Tower.
Greyback, Fenrir A dangerous werewolf who tries to bite and contaminate as many people as possible.
Grim A giant black dog taken to be a death omen.
Grindylow Water demon. Sickly green with sharp horns and very long fingers.
Gringotts The wizard bank in London, with vaults far below the streets, run by goblins.
Griphook Goblin at Gringotts Bank.
Grubbly-Plank, Professor Substitute teacher who took over Care of Magical Creatures when Hagrid was indisposed. An elderly witch with cropped grey hair and a prominent chin.
Grunnings Firm where Harry's uncle Vernon Dursley is a director. Grunnings makes drills.
Grunnion, Alberic Name of a wizard depicted on a wizard trading card.
Gryffindor House One of the four houses in Hogwarts. Harry, Hermione Granger and the Weasleys are all in Gryffindor house. It was founded by Godric Gryffindor and the Gryffindor symbol is a lion. The resident ghost is Sir Nicholas de Mimsy-Porpington, also known as Nearly Headless Nick. Professor McGonagall is head of Gryffindor house and Professor Dumbledore was in Gryffindor in his youth.
Gryffindor, Godric One of the four founders of Hogwarts. Gryffindor house was named after him.
Hagrid, Rubeus Keeper of Keys and Grounds and teacher of Care of Magical Creatures from Harry's third year. Hagridwas a student at Hogwarts but was expelled for unknown reasons. Professor Dumbledore allowed him to stay as gamekeeper. Hagrid is almost twice a tall as any other person and seems five times as wide. He has masses of bushy, black hair and a huge tangled beard. Has a liking for strange and dangerous creatures – especially dragons.
Hand of Glory Withered hand that gives light to the holder when a candle is placed in its grip.
He-Who-Must-Not Be-Named The evil Lord Voldemort, Dark Wizard. Also referred to as “You-Know-Who”.
Headless Hunt, the Team of ghosts whose heads have been completely cut off. Activities include Horseback Head-Juggling and Head Polo. Nearly Headless Nick is keen to join the hunt but can't because his head has not been completely severed.
Hebridean Black A breed of wild dragon found in Britain.
Hedwig Harry's owl and mail courier. Harry bought Hedwig from Eeylops Owl Emporium.
Heir of Slytherin The heir of Salazar Slytherin who is able to open the Chamber of Secrets.
Hengist of Woodcroft A wizard depicted on a wizard trading card.
Herbology Study of plants. Professor Sprout is the Herbology teacher at Hogwarts.
Hermes Percy Weasley's owl.
Higgs, Terence Seeker on the Slytherin Quidditch team in Harry's first year.
Hinkypunk Small one-legged creatures that live in bogs and swamps, they wander about at night with a lantern to lure lost travelers into the swamps.
Hippogriff Magical creature that has the front legs, wings and head of an eagle, and the body, hind legs and tail of a horse.
Hit Wizards Wizard police from the Magical Law Enforcement Squad who are specially trained to deal with powerful criminals.
Hog's Head, the The less reputable pub in Hogsmeade.
Hogsmeade The only completely magical village in Britain. Hogsmeade is not far from Hogwarts and has an array of wonderful shops including Honeydukes sweet shop, the Three Broomsticks pub and Zonko's joke shop.
Hogwarts School of Witchcraft and Wizardry. The best school of its kind in the world. Hogwarts is in a secret location somewhere in the North of Britain. The four greatest witches and wizards of the age founded Hogwarts more than a thousand years ago: Godric Gryffindor, Helga Hufflepuff, Rowena Ravenclaw and Salazar Slytherin. They built a remote castle, far away so that witches and wizards could train in safety. Pupils attend from age eleven for seven years of rigorous training in the art of witchcraft and wizardry. There are a hundred and forty-two staircases at Hogwarts and everything keeps moving around, so things are not always in the same place.
Honeydukes Wizarding sweet shop in Hogsmeade.
Hooch, Madam Flying teacher at Hogwarts.
Hopkirk, Malfalda An employee in the Improper Use of Magic Office
Horcrux An Object in which a person has concealed part of their soul.
House Cup, the Trophy awarded to the Hogwarts house with the most points at the end of the school year.
House-elf Small creature that works as a servant in some wizarding houses. A house-elf can only be set free when its master gives the elf a piece of clothing.
Howler Wizarding letter which, when opened, shrieks and howls at the reader in an extremely loud voice. Comes in a scarlet red envelope and is usually sent by someone who is very angry. Ron Weasley received one from his mother after crashing the Ford Anglia into the Whomping Willow.
Hufflepuff house One of the four houses in Hogwarts. It was founded by Helga Hufflepuff and the Hufflepuff symbol is a badger. The resident ghost is the Fat Friar.
Hufflepuff, Helga One of the four founders of Hogwarts. Hufflepuff house is named after her.
Ice Mice Wizarding sweets available from Honeydukes in Hogsmeade. Make your teeth squeak and chatter.
Impediment Jinx Spell to slow down and obstruct attackers. The incantation is “Impedimenta ”!
Imperius Curse Spell to control another person completely, using the incantation “Imperio”. One of the three Unforgivable Curses. It can be resisted only with great mental effort.
Incarcerous The incantation for a spell that causes ropes to appear in mid-air and wrap around something completely.
Incendio Fire-Making Spell.
Inferius A dead body that has been bewitched to do a Dark wizard's bidding. Plural: Inferi
Inquisitorial Squad, The A select group of students who are supportive of the Ministry of Magic, handpicked by Professor Umbridge.
Intruder Charm A spell that is used to tell when someone is breaking into a dwelling.
Invisibility Cloak Magic cloak granting the wearer invisibility.
Jelly-Legs Jinx Makes your adversary's legs wobbly.
Jelly Slugs Wizarding sweets available from Honeydukes in Hogsmeade.
Jigger, Arsenius Author of Magical Draughts and Potions.
Johnson, Angelina Hogwarts student. Chaser on the Gryffindor Quidditch team. Captain during Harry's fifth year.
Jordan, Lee Pupil at Hogwarts. Has dreadlocks and is famed for his commentaries at Quidditch matches. Lee is in Gryffindor house, in the same year as Fred and George Weasley.
Jorkins, Bertha Witch employed by the Ministry of Magic. She was abducted in Albania and suffered a terrible fate.
Kappa Monkey-like creature that lives in water and strangles people who invade its territory.
Karkaroff, Igor Headmaster of the Durmstrang Institute. A former Death Eater. He is tall and thin with white hair and a goatee.
Keeper Quidditch player who guards the goalposts.
Kettleburn, Professor Care of Magical Creatures teacher at Hogwarts. Retired at the end of Harry's second year, to enjoy some time with his remaining limbs.
King's Cross Station The station in London where the Hogwarts Express leaves from Platform Nine and Three-Quarters.
Knight Bus, the Emergency bus that transports witches and wizards to any destination.
Knockturn Alley Street of wizard shops devoted totally to the Dark Arts. Shops include Borgin and Burkes.
Knut Bronze Wizarding money. There are twenty-nine Knuts to a Sickle.
Kreacher The Black family house-elf.
Krum, Viktor Seeker for the Bulgarian national Quidditch team. Pupil at the Durmstrang Institute. Dark, with a large curved nose and thick eyebrows; walks duck- footed and round- shouldered, but is in his element on a broomstick.
Kwikspell Correspondence course in beginner's magic for Squibs (magicians who have little magical powers).
Leaky Cauldron, the The Wizarding pub and boarding house through which witches and wizards gain access to Diagon Alley.
Leprechaun Irish elf or pixie. Small and able to fly.
Lestrange, Bellatrix Death Eater; sister to Andromeda Tonks and NarcissaMalfoy; imprisoned in Azkaban for sixteen years.
Lestrange, Rabastan Death Eater; imprisoned in Azkaban for sixteen years.
Lestrange, Rodolphus Bellatrix's husband, Death Eater; imprisoned in Azkaban for sixteen years.
Levicorpus A spell that dangles your opponent upside-down in the air by the ankle.
Liberacorpus A spell that counters “Levicorpus” by releasing the victim from levitating.
Lockhart, Gilderoy Teacher of Defense Against the Dark Arts in Harry's second year. Author of self-glorifying autobiographies and five times winner of Witch Weekly's Most-Charming-Smile Award.
Longbottom, Alice Neville Longbottom's mother; a member of the original Order of the Phoenix. Tortured into insanity by the Death Eaters and now lives in St. Mungo's Hospital of Magical Maladies and Injuries.
Longbottom, Frank Neville Longbottom's father; a member of the original Order of the Phoenix. Tortured into insanity by the Death Eaters and now lives in St. Mungo's Hospital of Magical Maladies and Injuries.
Longbottom, Neville Forgetful and rather clumsy friend of Harry's. Neville has a round face and thinks he is not very good at magic. He comes from a magical family but was a late starter. In Gryffindor house, in Harry's year.
Lovegood, Luna A student at Hogwarts in the same year as Ginny. Luna is a Ravenclaw and a member of the D.A. Her father is the editor of The Quibbler. Everyone thinks she is a little odd.
Lumos Incantation to light your wand.
Lynch, Aidan Seeker for the Irish national Quidditch team.
Macmillan, Ernie Hogwarts pupil in the same year as Harry, in Hufflepuff house.
Macnair, Walden Executioner for the Ministry of Magic. A former Death Eater.
Madam Malkin's Robes for All Occasions Shop in Diagon Alley selling wizarding robes for all occasions.
Magical Law Enforcement Squad Wizard police or Hit Wizards who are specially trained to deal with powerful criminals.
Magical Menagerie Wizarding pet shop in Diagon Alley.
Malfoy, Abraxas Draco Malfoy's grandfather.
Malfoy, Draco Harry's archenemy at Hogwarts. A thin boy with a pale, pointed face and a sneering expression. He has a bored, drawling voice and looks with contempt upon everyone else. Malfoy believes himself to be superior to Harry and hates Harry and all his friends. Malfoy is in Slytherin house.
Malfoy, Lucius Draco Malfoy's father. A Death Eater.
Malfoy, Narcissa Mother of Draco and wife of Lucius Malfoy. A tall, slim, snooty blonde.
Mandragora Another word for Mandrake.
Mandrake Powerful restorative plant used to return cursed or transfigured people to their natural state. The cry of the Mandrake is fatal to anyone who hears it. Also known as Mandragora.
Marauder's Map A map that shows all the secret passageways and the whereabouts of everyone in Hogwarts.
Maxime, Olympe Head of Beauxbatons Academy. Because of her size, Madame Maxime is believed to be half-giant. She has black eyes and olive skin.
McGonagall, Professor Minerva Deputy Headmistress of Hogwarts. She is a rather serious-looking woman, with jet-black hair scraped into a tight bun on her head. She wears square glasses and an emerald green cloak. Professor McGonagall is Head of Gryffindor house and the Transfiguration teacher.
McKinnon, Marlene A member of the original Order of the Phoenix. Killed by Death Eaters.
McLaggen, Cormac A student who is part of the “Slug Club” and temporarily replaces Ron as Keeper.
Meliflua, Araminta Cousin of Sirius Black's mother.
Merlin Name of a wizard depicted on a wizard trading card.
Merpeople Underwater dwellers who have been known to build underwater cities. They have fishtails, green hair, and grey skin, and sometimes carry spears. Above water their voices are unintelligible unless one speaks Mermish.
Metamorphmagu One who can change his or her appearance at will.
Metamorph Medals Medals which promise the wearer the ability to change their appearances at will, but which really have slightly unpleasant side-effects.
Midgeon, Eloise Hogwarts pupil who accidentally removed her nose when trying to cure her acne.
Mimbulus Mimbletonia A plant that Neville gets for his birthday. Has an amazing defense mechanism that shoots dark green liquid when poked.
Mimsy-Porpington, Sir Nicholas de Resident ghost of Gryffindor Tower. Also known as Nearly Headless Nick.
Ministry of Magic Government agency that tries to regulate the wizarding community and keep the activities of witches and wizards secret from non-magical people.
Mirror of Erised Magical mirror that shows the onlooker their heart's desire.
Moaning Myrtle Ghost girl at Hogwarts who hides in a girls' toilet.
Mobiliarbus Incantation to move objects.
Mobilicorpus Incantation to move people.
Monkshood Plant used in potions. Also known as aconite or wolfsbane.
Monster Book of Monsters Large green book about monsters. Required reading for third years. Must be stroked down the spine or it will bite your fingers and/or skitter away.
Moody, Alastor Retired Auror hired to teach Defense Against the Dark Arts in Harry's fourth year. Known as Mad-Eye Moody since he lost an eye in the fight against Voldemort and his supporters, and replaced it with a magical eye. Badly scarred and has a wooden leg. A member of the Order of the Phoenix.
Moony Professor Lupin's nickname when he was a student at Hogwarts.
Morgana A witch depicted on a wizard trading card
Morsmordre Incantation to conjure the Dark Mark.
Mostafa, Hassan Chairwizard of the International Association of Quidditch. He is Egyptian, small and bald with a huge moustache.
Mudblood Term used to describe a person of non-magic parentage. Considered a great insult.
Muffliato A spell that fills the ears of anyone nearby with an unidentifiable buzzing. Particularly useful for talking in class.
Muggle Person totally without magical powers. Muggles live in ignorance of the world of wizards and witches.
Muggle Studies Class taken by wizarding folk to study non-magical people.
Nagini A very large, venomous female snake kept by Voldemort.
N.E.W.Ts Nastily Exhausting Wizarding Tests. Higher-level examinations at Hogwarts.
Nearly Headless Nick Resident ghost of Gryffindor Tower. So called because his beheading was not completely successful. His full name is Sir Nicholas de Mimsy-Porpington.
Niffler Magical creature that can find buried treasure. Nifflers are black and fluffy with long snouts and spade-like feet.
Nigellus, Phineas Former headmaster of Hogwarts; Sirius's great-great-grandfather.
Nimbus 2000 Type of broomstick. Harry's first broomstick.
Nimbus 2001 The successor to the Nimbus 2000 broomstick.
Norbert Name of Hagrid's Norwegian Ridgeback dragon.
Norris, Mrs. Name of Filch's cat. She is a scrawny-looking, dust-colored cat with bulging eyes. Students must be wary not to break rules in front of her for she will alert Filch.
Norwegian Ridgeback A very rare breed of dragon. Hagrid had one as a pet for a while.
Nosebleed Nougat Trick candies that cause your nose to bleed continuously. Invented by Fred and George Weasley.
Nox Spell to extinguish the light from your wand.
Number Twelve,Grimmauld Place The Black family house in London; headquarters of the revitalized Order of the Phoenix.
O.W.Ls Ordinary Wizarding Levels. The standard-level examinations at Hogwarts.
Obliviate Memory incantation that makes the subject forget a piece of information.
Obliviator Member of an Accidental Magic Reversal Squad. They work for the Improper Use of Magic Office.
Occlumency The magical defense of the mind against external penetration. An obscure branch of magic, but a highly useful one. Harry takes Occlumency lessons from Snape.
Ollivanders Diagon Alley wand shop. 'Makers of Fine Wands since 382 B.C.'
Omnioculars Binoculars with slow-motion and replay settings.
Oppugno A spell that makes magical birds attack.
Order of the Phoenix, The A secret society founded by Dumbledore dedicated to fighting against Lord Voldemort. Its first incarnation ended with Voldemort's attempt to kill baby Harry and his subsequent downfall; Dumbledore revived the Order after Harry's fourth year to fight the rejuvenated Dark Lord and Death Eaters.
Padfoot Sirius Black's nickname at Hogwarts.
Paracelsus A wizard depicted on a wizard trading card.
Parkinson, Pansy Hogwarts pupil in the same year as Harry, in Slytherin house. She has a pug-like face, and becomes a prefect in their fifth year.
Parselmouth Wizard who can talk to snakes - a very rare trait often thought to be the sign of a Dark wizard.
Parseltongue Language spoken by a Parselmouth
Patil, Padma Hogwarts pupil in the same year as Harry, in Ravenclaw house. Twin sister of Parvati Patil.
Patil, Parvati Hogwarts pupil in the same year as Harry, in Gryffindor house. Twin sister of Padma Patil and best friend of Lavender Brown.
Patronus Positive force which acts as protection from a Dementor. It is conjured using the incantation “Expecto patronum”.
Peaks, Jimmy Gryffindor's newest Beater.
Peeves Hogwarts' resident poltergeist. Tries to get students in trouble and loves causing havoc at any opportunity.
Pensieve Storage device for thoughts and memories. It looks like a stone basin holding a silvery liquid.
Pepper Imps Wizarding sweets available from Honeydukes in Hogsmeade. Make you smoke at the mouth.
Peppermint Toads Toad-shaped peppermint sweets that hop about in the stomach after they've been eaten.
Pepper-Up Potion Magical restorative.
Peruvian Instant Darkness Powder A powder sold at Weasleys' Wizard Wheezes. Imported from Peru, it casts an instant darkness around everyone but the user.
PetrificusTotalus Spell to bind arms and legs together
Pettigrew, Peter Friend of James Potter, Harry's father, while at Hogwarts. His nickname was Wormtail.
Phoenix Rare bird that bursts into flames and rises from its ashes. Their tears can heal wounds. Albus Dumbledore has a pet phoenix, Fawkes.
Pince, Madam Librarian at Hogwarts.
Pigwidgeon Name of a young grey owl belonging to Ron Weasley. Often called Pig for short.
Platform nine and three-quarters The platform at King's Cross Station where students gather to board the Hogwarts Express.
Pocket Sneakoscope Small wizarding toy - a spinning glass top that lights up when there is somebody or something suspicious around.
Podmore, Sturgis A member of the revitalized Order of the Phoenix.
Polyjuice Potion Potion that will allow the drinker to take on the appearance of another person for a period of time
Pomfrey, Madam Poppy Matron at Hogwarts.
Portkey Object that transports wizards to a prearranged place. As soon as you touch the Portkey, you are whisked to the destination. Any object can be turned into a Portkey.
Potions Class at Hogwarts to learn how to brew magical potions. Professor Snape is Potions master at Hogwarts during Harry's first five years there.
Potter, Harry Student at Hogwarts. Famous for having survived an attack by Lord Voldemort in infancy. He is also sometimes known as ‘The Boy Who Lived'.
Potter, James Harry's father.
Potter, Lily Harry's mother, born to Muggles but married a wizard. Lily is the sister of Petunia Dursley.
Prang, Ernie Driver of the Knight Bus
Prewett, Fabian A member of the original Order of the Phoenix; brother to Gideon; killed by the Death Eaters.
Prewett, Gideon A member of the original Order of the Phoenix; brother to Fabian; killed by the Death Eaters.
PrioriIncantatem Incantation that reveals the most recent spell or spells a wand has performed.
Privet Drive The street where Harry lives with the Dursleys.
Prongs James Potter's nickname at Hogwarts.
Protean Charm A spell Hermione uses to bewitch coins to inform D.A. members of the time and date of their next meeting.
Ptolemy A wizard depicted on a wizard trading card.
Puking Pastilles Trick candy that causes you to vomit uncontrollably. Invented by Fred and George Weasley.
Pumpkin juice Wizarding drink.
Pumpkin pasty Wizarding food.
Pure-Blood Someone born to parents of pure magical heritage.
Put-Outer Device resembling cigarette lighter, used to turn street-lamps on and off. Used by Albus Dumbledore.
Pygmy Puffs Miniature Puffskeins. Fred and George breed and sell them in their joke shop.
Quaffle Red ball used for scoring in Quidditch.
Quality Quidditch Supplies Quidditch shop in Diagon Alley.
Quick-Quotes Quill Pen that writes by itself. Rita Skeeter uses one.
Quidditch The wizarding national sport. Played on broomsticks by seven players: three Chasers, one Keeper, two Beaters, and one Seeker. Played with four balls: the Quaffle (red) is used for scoring; two Bludgers (black) which try to knock players off their brooms; one Golden Snitch (bright gold with silver wings). The Chasers throw the Quaffle to each other and try to score by throwing the Quaffle through one of the six hoops, three at each end. Ten points are awarded every time a player scores. The Keeper guards the goalposts and tries to prevent the Chasers from scoring. The Beaters try to keep the Bludgers away from their team and knock them towards the opposing team. The Seeker tries to catch the Golden Snitch. Whichever team catches the Golden Snitch earns 150 points. The game ends when the Snitch is caught.
Quietus Command that reverses the charm Sonorus.
Quirrell, Professor Defence Against the Dark Arts teacher at Hogwarts in Harry's first year.
Ravenclaw house One of the four school houses in Hogwarts, founded by Rowena Ravenclaw. The Ravenclaw symbol is an eagle. The resident ghost is the Grey Lady.
Ravenclaw, Rowena One of the four founders of Hogwarts. Ravenclawhouse was named after her.
Red Cap Goblin-like creature found in places where bloodshed has occurred. They lie in wait to bludgeon the lost.
Reducio Shrinking Charm.
Reductor Curse A curse that blasts apart a solid object. The incantation is “Reducto!”
Relashio Spell to make someone or something release their hold. 
Remembrall Magical glass ball, the size of a large marble, filled with white smoke. The smoke turns red to tell you that there is something you have forgotten to do.
Reparo Repairing charm.
Rictusempra Incantation for the Tickling Charm.
Riddikulus Spell to defend against a Boggart.
Riddle House Deserted former home of Voldemort's father, in the village of Little Hangleton.
Riddle, Tom Marvolo The young Lord Voldemort, who attended Hogwarts.
Ripper Aunt Marge's dog.
Robbins, Demelza Chaser on the Gryffindor Quidditch team.
Ronan Name of a centaur in the Forbidden Forest.
Room of Requirement A room that a person can only enter when he or she has real need of it. When it appears it is always equipped for the seeker's needs. Also known to the house-elves as the Come and Go Room.
Rosmerta, Madam Publican of the Three Broomsticks pub in Hogsmeade.
Scabbers Ron Weasley's pet rat. He once belonged to Ron's older brother Percy Weasley.
Scrimgeour, Rufus The Minister for  Magic who takes over from Cornelius Fudge.
Scamader, Newt Author of Fantastic Beasts and Where to Find Them.
Scourgify The incantation for the Vanishing Charm.
Secrecy Sensor Antenna that vibrates when it detects concealment and deception.
Sectumsempra A curse that slashes its victim open as though with a sword.
Seeker Quidditch player who tries to catch the Golden Snitch.
Self-Shuffling Playing Cards Wizarding playing cards that shuffle themselves.
Shacklebolt, Kingsley A member of the revitalized Order of the Phoenix.
Shield Charm Casts a temporary invisible wall around you to deflect minor curses.
Shrieking Shack Rumoured to be the most haunted building in Britain. Situated in the town of Hogsmeade.
Shunpike, Stan Conductor on the Knight Bus.
Sickle Silver wizarding money. There are seventeen Sickles in one Galleon.
Silencio The incantation for the Silencing Charm.
Sinistra, Professor Teacher of Astronomy at Hogwarts.
Skeeter, Rita Journalist. She is nosy and malicious, and has stiff blond curls.
Skele-Gro Potion used to re-grow bones.
Skiving Snackboxes Joke “treats” created by Fred and George Weasley. Students take one to get sick and out of class, and then another to eliminate the effects of the first.
Sleekeazy's Hair Potion Tames bushy hair.
Slinkhard, Wilbert Author of Defensive Magical Theory.
Slug Club Horace Slughorn's hand-picked club of chosen students who have great magical talent or connections with famous people.
Slughorn, Horace Professor at Hogwarts. One time Head of Slytherin. Creator of the “Slug Club”.
Slytherin house One of the school houses in Hogwarts. Founded by Salazar Slytherin. The Slytherin symbol is a snake. The resident ghost is the Bloody Baron. Harry's archenemy, Draco Malfoy, is in Slytherin. Professor Snape is Head of Slytherin house during Harry's time at Hogwarts.
Slytherin, Salazar One of the four founders of Hogwarts. Slytherin house is named after him. Created the Chamber of Secrets.
Smeltings Dudley Dursley's private school. Uncle Vernon also attended.
Snape, Severus Potions master at Hogwarts. He is tall and thin with sallow skin, greasy black hair and a hooked nose. He hates Harry Potter. Head of Slytherin house.
Snape, Tobias Severus Snape's father
Sneakoscope Glass spinning top that lights up and spins when there is someone untrustworthy around.
Society for the Promotion of Elfish Welfare Activist group organized by Hermione in her fourth year at Hogwarts.
Sonorus Charm to magnify one's voice.
Sorcerer's Stone Legendary stone which will transform any metal into pure gold. It also produces the Elixir of Life, which will make the drinker immortal. The only known stone belongs to Nicholas Flamel, Albus Dumbledore's former alchemy partner.
Sorting Hat The hat that decides which house students shall be in while at Hogwarts.
SpecialisRevelio A spell used to reveal any bewitching or hexings on an object.
Spellotape Wizarding repair tape. It was used by Ron Weasley to try to mend his broken wand.
Spinner's End A street in an unidentified town where Severus Snape has a house.
Spinnet, Alicia One of the Chasers on the Gryffindor Quidditch team. She is two years above Harry at Hogwarts.
Splinching Injury caused by careless Apparition: part of the person's body is left behind. 
Spore, Phyllida Author of One Thousand Magical Herbs.
Sprout, Professor Herbology professor at Hogwarts and Head of Hufflepuff house.
Squib Someone born without magical powers in a magical family.
Stinksap Green liquid that shoots from a MimbulusMimbletonia. It's green and smells like rancid manure.
Stupefy Stunning Spell.
Swelling Solution Potion that causes body parts to swell to enormous proportions.
Switch, Emeric Author of A Beginner's Guide to Transfiguration.
Tarantallegra Spell that causes a person to dance uncontrollably.
Tergeo A spell that siphons off liquid.
The Quibbler A tabloid newspaper in the wizarding world, edited by Luna Lovegood's father.
Thestrals Fleshless winged horses that pull the carriages to Hogwarts. They can only been seen by people who have witnessed death.
Thomas, Dean Hogwarts pupil in the same year as Harry, in Gryffindor house. His best friend is Seamus Finnigan. Dean comes from a Muggle background.
Three Broomsticks, the Pub in Hogsmeade.
Time-Turner Hourglass that allows the wearer to travel back in time.
Ton-Tongue Toffee Trick candy that causes the tongue to swell enormously. Invented by Fred and George Weasley.
Tonks, Andromeda NymphadoraTonks's mother.
Tonks, Nymphadora A member of the revitalized Order of the Phoenix. A Metamorphmagus. Prefers to be called Tonks.
Tonks, Ted NymphadoraTonks's father.
Toothflossing Stringmints Wizarding sweets that can be bought in Honeydukes.
Transfiguration The art of turning one thing into another.
Transfiguration Today Specialist wizarding magazine about Transfiguration.
Trelawny, Professor Sybill Divination teacher at Hogwarts. Has a liking for (wrongly) predicting student deaths every year at Hogwarts. She is very thin with large glasses that magnify her eyes so much that she looks like a giant insect. She has made two real predictions in her life.
Trevor Neville Longbottom's pet toad.
Trimble, Quentin Author of The Dark Forces: A Guide to Self-Protection.
Triwizard Tournament Competition between the three largest European schools of witchcraft and wizardry: Hogwarts, Beauxbatons and Durmstrang. Each school selects a champion, and the champions compete in three magical tasks. The prize money is 1000 Galleons. The Triwizard Tournament was first established some 700 years ago.
Twycross, Wilkie The Apparition instructor from the Ministry of Magic.
Umbridge, Dolores Jane Senior Undersecretary to the Minister of Magic; Defense Against the Dark Arts teacher in Harry's fifth year.
Unforgivable Curses The three Unforgivable Curses are the Killing Curse, the Imperius Curse and the Cruciatus Curse.
Unicorn Mythical white horse-like creature with a golden mane and a golden horn sprouting from the head. Innocent, beautiful creatures. Tail hair and horn can be used in magic. If one drinks the blood of a unicorn this will sustain the life of the drinker but at a grave price.
Unbreakable Vow A magical vow that requires the person who takes it to complete the avowed mission or die.
Unspeakable Employee of the Department of Mysteries. No one knows what they do.
Vablatsky, Cassandra Author of Unfogging the Future, a guide to basic fortune-telling methods.
Vampire Creature that roams the night feeding on the blood of living beings. Cannot go out in the daylight.
Vance, Emmeline A member of the revitalized Order of the Phoenix.
Vane, Romilda A girl at Hogwarts who has a crush on Harry.
Vector, Professor Arithmancy teacher at Hogwarts.
Veela Beautiful women with white-gold hair. Men are hypnotically fascinated by them. When enraged, Veela grow beaks and scaly wings.
Venomous Tentacula A magical plant.
Veritaserum Powerful truth potion. Its use is restricted by the Ministry of Magic.
Vindictus, Viridian Author of Curses and Counter-curses (Bewitch Your Friends and Befuddle Your Enemies with the Latest Revenges: Hair Loss, Jelly-Legs, Tongue-Tying and Much, Much More).
Violet A wizened witch, who lives in a painting in a room next to the Great Hall in Hogwarts; a friend of the Fat Lady.
Voldemort, Lord Evil wizard greatly feared by wizarding folk. His dark reputation is such that his name is hardly ever spoken out loud. Most wizards will only refer to him as He-Who-Must Not-Be-Named or You-Know-Who. Disappeared from view after the death of James and Lily Potter following a battle that left Harry an orphan and bearing a lightning scar on his forehead.
Waffling, Adalbert Author of Magical Theory.
Wand Instrument used by witches and wizards for magic. Available from Ollivanders in Diagon Alley, as well as other wand shops.
Weasley, Arthur Ron Weasley's father. Head of the Misuse of Muggle Artifacts Office at the Ministry of Magic.
Weasley, Bill Ron Weasley's brother. Works for Gringotts Bank in Africa.
Weasley, Charlie Ron Weasley's brother. Studies dragons in Romania.
Weasley, Fred One of Ron Weasley's older brothers and two years ahead of him at Hogwarts. Twin to George. In Gryffindor house.
Weasley, George One of Ron Weasley's older brothers and two years ahead of him at Hogwarts. Twin to George. In Gryffindor house.
Weasley, Ginny Ron Weasley's younger sister. Idolizes Harry. One year below Harry and Ron. In Gryffindor house.
Weasley, Molly Ron Weasley's mother. Her maiden name was Prewett.
Weasley, Percy Ron's older brother, four years older than him. Thinks he is terribly grown-up and important. A prefect at Hogwarts, he then goes to work at the Ministry of Magic. In Gryffindor house.
Weasley, Ron Harry's best friend at Hogwarts. Ron has flaming red hair and freckles, like all his brothers. Has a pet rat called Scabbers. In Gryffindor house.
Weasleys' Wizard Wheezes Fred and George Weasley's joke shop in Diagon Alley.
Weird Sisters, the Popular music group. The line-up includes guitars, drums, lute, cello and bagpipes.
Werewolf Half-man, half-wolf creature. A werewolf will kill given the chance. If not fatal, the werewolf's bite will turn the victim into a werewolf too.
Which Broomstick? Broomstick consumer magazine. Test-rides all makes of broom and reviews them.
Whomping Willow Large tree in the grounds of Hogwarts that hits anything that comes too close.
Wingardium Leviosa Incantation for the Levitation Charm.
Winky A house-elf who lives at Hogwarts, formerly in the employ of the Crouch family.
Wizengamot The wizard high court
Witherwings Buckbeak'scode name after he returns to Hagrid's care again.
Wolfsbane Plant used in potions. Also known as monkshood or aconite.
Wood, Oliver Captain and Keeper of the Gryffindor Quidditch team until leaving school at the end of Harry's third year.
Wormtail Nickname of Peter Pettigrew.
WWN The Wizarding Wireless Network.
 
You-Know-Who The evil Lord Voldemort, a Dark wizard who killed Harry's parents. Also referred to as He-Who-Must-Not-Be-Named.
Zonko's Wizard joke shop in Hogsmeade.