heptagon

pronunciation

How to pronounce heptagon in British English: UK [ˈheptəgən]word uk audio image

How to pronounce heptagon in American English: US [ˈheptəgɑn] word us audio image

  • Noun:
    a seven-sided polygon

Word Origin

heptagon (n.)
1560s, from Middle French heptagon, from Greek heptagonon, from hepta "seven" (cognate with Latin septem, Gothic sibun, Old English seofon; see seven) + gonia "angle" (see -gon). Related: Heptagonal.