Meaning of the word heptagon in English

What does heptagon mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

heptagon

US /ˈhɛptəˌɡɑn/
UK /ˈhɛptəɡən/
"heptagon" picture

Noun

a plane figure with seven straight sides and seven angles

Example:
The architect designed a building in the shape of a heptagon.
A regular heptagon has all sides and angles equal.