dodecagon

noun
do·deca·gon | \dō-ˈde-kə-ˌgän \

Definition of dodecagon 

: a polygon of 12 angles and 12 sides

First Known Use of dodecagon

circa 1658, in the meaning defined above

History and Etymology for dodecagon

Greek dōdekagōnon, from dōdeka- + -gōnon -gon

Keep scrolling for more

Learn More about dodecagon

Statistics for dodecagon

Look-up Popularity

Time Traveler for dodecagon

The first known use of dodecagon was circa 1658

See more words from the same year

More from Merriam-Webster on dodecagon

See words that rhyme with dodecagon

Comments on dodecagon

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

WORD OF THE DAY

a state of commotion or excitement

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

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!