Concave octagon Synonyms

We can't find synonyms for the phrase "Concave octagon", but we have synonyms for terms, you can combine them.

CO abbreviation

CO is an abbreviation for Concave Octagon
What does CO stand for?
CO stands for "Concave Octagon"

Definitions for Concave


Definitions for Octagon


  • (noun) an eight-sided polygon