Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
First Known Use: 1781
in the meaning defined at sense 1
See Words from the same yearWhat made you want to look up aeriform? Please tell us where you read or heard it (including the quote, if possible).
Test Your Emoji Exceptionalism
Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZ
Think you’re an emoji 👓 expert? Let’s see 🤔
Take the quiz
Surprisingly specific words for shapes.
Take the quiz
Test your knowledge - and maybe learn something along the way.
Take the quiz
Build a chain of words by adding one letter at a time.
Play the game
