Home/quindecagonquindecagon/kwin-dek-uh-gon, -guhn/US // kwɪnˈdɛk əˌgɒn, -gən //UK // (kwɪnˈdɛkəɡən) //五角星,五角形,五角形的,五角大楼Definitionsn.名词 noun1 Geometry.: a polygon having 15 angles and 15 sides.Level 5Browse all words →