noun see: ter- Date: circa 1847 a solid (as a crystal) having 24 congruent faces meeting on the edges of a regular octahedron
TRISOCTAHEDRON
Meaning of TRISOCTAHEDRON in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012