(|)tris, trəs+ noun
Etymology: tris- + octahedron
: a solid (as a crystal) having 24 congruent faces meeting on the edges of a regular octahedron — compare trapezohedron
(|)tris, trəs+ noun
Etymology: tris- + octahedron
: a solid (as a crystal) having 24 congruent faces meeting on the edges of a regular octahedron — compare trapezohedron
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012