Heptagon Definition

hĕptə-gŏn
noun
A plane figure with seven angles and seven sides.
Webster's New World

Other Word Forms of Heptagon

Noun

Singular:
heptagon
Plural:
heptagons

Origin of Heptagon

  • Latin heptagōnon from Greek heptagōnos having seven angles hepta- hepta- -gōnos angled –gon

    From American Heritage Dictionary of the English Language, 5th Edition

  • Since 16th century, from Ancient Greek ἑπτάγωνον (heptagonon), from ἑπτά (hepta, “seven”) + γωνία (gonia, “angle”).

    From Wiktionary

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