Meaning of octadecagon | Babel Free

Noun CEFR C1

Definitions

A polygon with 18 sides and 18 vertices.

rare

Čeština osmnáctiúhelník

Deutsch Achtzehneck

Español octodecágono

Français octadécagone

Italiano ottadecagono

日本語十八角形

한국어 십팔각형

Nederlands achttienhoek

Polski osiemnastokąt

Português octodecágono

Русский восемнадцатиугольник

“A regular octadecagon cannot be constructed using a compass and straightedge.”

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.