Welcome to the The Harry Potter Lexicon
The most compleat and amazing reference to the wonderful world of Harry Potter
est. 2000 A.D.
Phase of the Moon: Full Moon
5 GBP = 1 Galleon 
Exploring The Most Enigmatic Character in Canon
With that headline, you’d probably be thinking that this is about Snape. But you’d be wrong. Snape was only mysterious while we were reading the books. Now that we’re finished, we have Snape pretty much figured out. Rowling did one of her classic “here’s all the answers, you’re welcome” chapters with him at the end of Deathly Hallows, just like… Read More
Underground lake
The underground lake was located in the sea cave where Voldemort hid the locket Horcrux. The lake was clear and still, but beneath its surface floated hundreds of Inferi. When the water was touched by a human hand, the Inferi would rise and attack. In the center of the lake was an island with a stone basin on a pedestal. The basin… Read More
A very exciting trip to the zoo for Dudley’s eleventh birthday
Harry accompanies Dudley, Piers Polkiss, Aunt Petunia, and Uncle Vernon to the zoo, where he unknowingly uses Parseltongue to speak with a boa constrictor. When Dudley notices and comes running, the glass of the snake’s enclosure mysteriously disappears and the snake escapes. Read More
Snargaluff tree
The Snargaluff tree is a rather vicious plant which looks like a gnarled stump until it is disturbed, at which its spiky branches attack. Inside the snargaluff are a number of small pods which, when stabbed, emit wriggling tubers. The correct way to juice the tubers is found in the book Flesh-Eating Trees of the World (HBP14). Read More
Curse on the Defense Against the Dark Arts position
The curse on the Defense Against the Darks Arts teaching post at Hogwarts was cast by Voldemort after Dumbledore rejected his offer to teach the subject. Voldemort, in what must have been a fit of pique, basically decided that if he couldn’t have the job, no one else would be able to hold it for more than a year. Since… Read More
Digging for Gold in the CG Cast List
Now that the trailer has come out and presented us with wonderful nuggets of canon and plenty of questions to chew over, I think it’s time to dig a little further for canon treasure in the cast list of the film. The complete list is published on IMDb, so I took my copy of the Lestrange family tree from… Read More
The Norwegian translation of “Quidditch” is “Rumpeldunk.”… Read More
“It is used to return people who have been transfigured or cursed to their original state.”… Read More
The Harry Potter Minute
🎙️ OP29: If You've Got Enough Nerve
Lexicon Podcast
🎙️ Episode 31: The Crimes of Grindelwald Trailer
Latest from the Lexicon Blog
Why Did Jacob Kowalski take so long to Return to America?
• Essay
How is Professor McGonagall in Crimes of Grindelwald?
• Essay
Though it is a charming bit of plot candy to throw out to eager Potterphiles, the mention of Professor McGonagall in the latest film “Fantastic Beats: The Crimes of Grindelwald” has caused a tidal wave of reaction all out of proportion to the size of the scene. The question… Read More
Where's the new canon?
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You might be here on the Lexicon looking for information about the characters, things, creatures, events, etc. from “Crimes of Grindelwald.” If so, you might have to have to wait a week or so for everything to appear. We have a spreadsheet of 143 entries which need to be added… Read More
The Fantastic Beasts Saga Timeline
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The dates for each of these events is derived from a close read of canon sources, including the scripts for Fantastic Beasts and Where To Find Them, and Fantastic Beasts: The Crimes of Grindelwald. 1881 Albus Dumbledore is born c. 1883 Gellert Grindelwald is born c. Read More
Discussing The 'Crimes of Grindelwald' Reveal (MAJOR SPOILER WARNING)
• Essay
UPDATE: I’ve now read the screenplay for the film and some interesting new details have been revealed. It undoes some of my theories in this post, but I’ve keep my original theories and put my updated ones below them in the “UPDATE” section. Anyway… MAJOR SPOILERS for… Read More