heptagon的词源

英文词源

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.

中文词源

heptagon：七边形

来自希腊语hepta,七，词源同seven,-gon,边，角，词源同knee,hexagon.

该词的英语词源请访问趣词词源英文版：heptagon 词源，heptagon 含义。