Crossword clues for tetrahedra
Wiktionary
tetrahedra
alt. (plural of tetrahedron English) n. (plural of tetrahedron English)
WordNet
tetrahedron
n. any polyhedron having four plane faces
[also: tetrahedra (pl)]
tetrahedra
See tetrahedron
Usage examples of "tetrahedra".
Beyond that I made out bundles of spheroids and tetrahedra, pencils of rods and wands - my gaze roved over a speckling of shape and colour.
In diamond, the carbon atoms form tetrahedra, triangular pyramids with one carbon atom at each vertex and one in the center.