Word familynounheptachlorheptachordheptadheptagonHeptagyniaheptahedronHeptameronheptameterHeptandriaheptaneheptapodyheptarchheptarchyHeptateuchheptathleteheptathlonadjectiveheptagonalheptagynousheptamerousheptandrousheptapodicheptarchicheptasyllabicheptateuchalheptatonic
Related topics: Shapes, patterns, Maths
hep·ta·gon /ˈheptəɡən $ -ɡɑːn/ noun [countableC]
CFa shape with seven straight sides 七边形,七角形 → polygon
—heptagonal /hepˈtæɡənəl/adjectiveadj
Originheptagon
(1500-1600)Greekheptagonos, from hepta“seven” + gonia“angle”