TETRAHEDRON


Meaning of TETRAHEDRON in English

n.

Pronunciation: ˌ te-tr ə - ' h ē -dr ə n

Function: noun

Inflected Form: plural -drons or -dra \ -dr ə \

Etymology: New Latin, from Late Greek tetraedron, neuter of tetraedros having four faces, from Greek tetra- + hedra seat, face ― more at SIT

Date: 1570

: a polyhedron that has four faces

tetrahedron

Merriam Webster Collegiate English Dictionary.      Merriam Webster - Энциклопедический словарь английского языка.