apothem

noun
ap·​o·​them | \ ˈa-pə-ˌthem \

Definition of apothem

: the perpendicular from the center of a regular polygon to one of the sides

First Known Use of apothem

1813, in the meaning defined above

History and Etymology for apothem

International Scientific Vocabulary apo- + -them (from Greek thema something laid down, theme)

Keep scrolling for more

Learn More about apothem

Statistics for apothem

Look-up Popularity

Time Traveler for apothem

The first known use of apothem was in 1813

See more words from the same year

More from Merriam-Webster on apothem

Rhyming Dictionary: Words that rhyme with apothem

Comments on apothem

What made you want to look up apothem? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to deny responsibility for

Get Word of the Day daily email!

Test Your Vocabulary

What did you just call me?! A Quiz

  • rows-of-various-emoji
  • If a member of the audience describes your speech as bombastic, does that person mean it is:
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!