astroid

noun

A hypocycloid with four cusps.

Similar Words

astable aster /ˈæstə(ɹ)/ asterisk /ˈæstəɹɪsk/ asterisked asterisking asterisks asterisms asteroid /ˈæstəɹoɪd/ asteroids /ˈæstəˌɹoɪdz/ asters