a plane figure with seven angles and seven sides
Origin of heptagonfrom Classical Greek heptag?nos, seven-cornered: see hepta- and -gon
A polygon with seven sides and seven angles.
Origin of heptagonLatin heptagōnon from Greek heptagōnos having seven angles hepta- hepta- -gōnos angled ; see -gon .
- (geometry) A polygon with seven sides and seven angles.
- phone tag
Since 16th century, from Ancient Greek ἑπτάγωνον (heptagonon), from ἑπτά (hepta, “seven”) + γωνία (gonia, “angle”).