hendecagon

[ hen-dek-uh-gon, -guhn ]
/ hɛnˈdɛk əˌgɒn, -gən /

noun

a polygon having 11 angles and 11 sides.

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Origin of hendecagon

First recorded in 1695–1705; hendeca- + -gon

OTHER WORDS FROM hendecagon

hen·de·cag·o·nal [hen-duh-kag-uh-nl], /ˌhɛn dəˈkæg ə nl/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for hendecagon

British Dictionary definitions for hendecagon

hendecagon
/ (hɛnˈdɛkəɡən) /

noun

a polygon having 11 sides

Derived forms of hendecagon

hendecagonal (ˌhɛndɪˈkæɡənəl), 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