sesquinona

/ˌsɛskwɪˈnoʊnə/; /ˌsɛskwiˈnɔnə/

Definitions

1. noun

A polygon with 15 sides.

“The mathematician studied the unique properties of the sesquinona, a polygon with 15 sides.”

Synonyms

  • 15-sided polygon
  • pentadecagon

Antonyms

  • monogon
  • one-sided shape