HEPTAGON
Meaning of HEPTAGON in English
/hep"teuh gon'/ , n.
a polygon having seven angles and seven sides.
[ 1560-70; heptágonos seven-cornered. See HEPTA-, -GON ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012