dodecagon

[ doh-dek-uh-gon, -guhn ]
/ doʊˈdɛk əˌgɒn, -gən /

noun Geometry.

a polygon having 12 angles and 12 sides.

QUIZZES

IS YOUR DESERT PLANT KNOWLEDGE SUCCULENT OR DRIED UP?

Cactus aficionados, don't get left in the dust with this quiz on desert plants. Find out if you have the knowledge to survive this prickly foray into the desert!
Question 1 of 7
This tall, horizontally branched cactus is probably the most recognizable cactus in Arizona. What is it called?
Also duodecagon.

Origin of dodecagon

First recorded in 1650–60; dodeca- + -gon

OTHER WORDS FROM dodecagon

do·de·cag·o·nal [doh-de-kag-uh-nl], /ˌdoʊ dɛˈkæg ə nl/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for dodecagon

dodecagon
/ (dəʊˈdɛkəˌɡɒn) /

noun

a polygon having twelve sides

Derived forms of dodecagon

dodecagonal (ˌdəʊdɛˈkæɡənəl), adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012