noun (plural -drons or octahedra) Etymology: Greek oktaedron, from okta- + -edron -hedron Date: 1570 a solid bounded by eight plane faces
OCTAHEDRON
Meaning of OCTAHEDRON in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012