octahedron
noun /ˌɒktəˈhiːdrən/
/ˌɑːktəˈhiːdrən/
(geometry)- a solid figure with eight flat sides, especially one whose sides are eight equal triangles
enlarge imageWord Originlate 16th cent.: from Greek oktaedron, neuter (used as a noun) of oktaedros ‘eight-faced’.
