Heptagon
/ˈhɛp.tə.ɡɒn/ noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A polygon with seven sides and seven angles.
- 2 a seven-sided polygon wordnet
Antonyms
All antonymsExample
More examples"A seven-sided polygon is typically called a heptagon, but is occasionally referred to as a septagon."
Etymology
Since 16th century, from Ancient Greek ἑπτάγωνον (heptágōnon), from ἑπτά (heptá, “seven”) + γωνία (gōnía, “angle”). By surface analysis, hepta- + -gon.