decagon

[ dek-uh-gon, -guh n ]
/ ˈdɛk əˌgɒn, -gən /

noun Geometry.

a polygon having ten angles and ten sides.

Origin of decagon

From the Medieval Latin word decagōnum, dating back to 1565–75. See deca-, -gon

OTHER WORDS FROM decagon

de·cag·o·nal [duh-kag-uh-nl] /dəˈkæg ə nl/, adjective

Example sentences from the Web for decagon

British Dictionary definitions for decagon

decagon
/ (ˈdɛkəˌɡɒn) /

noun

a polygon having ten sides

Derived forms of decagon

decagonal (dɪˈkæɡənəl), adjective decagonally, adverb

Scientific definitions for decagon

decagon
[ dĕkə-gŏn′ ]

A polygon having ten sides.