凸多角形とつたかくけい Noun English jmdict 1 noun (common) (futsuumeishi) geometry convex polygon See also: 凹多角形 (おうたかくけい)
多角たかく Common Noun Noun English jmdict 1 noun (common) (futsuumeishi)nouns which may take the genitive case particle 'no' many-sided;versatile;polygonal;diversified