disphenoid

About 0.00 uses per million words.

Meaning

1. adjective Of or pertaining to a wedge-shaped crystal form of the tetragonal or orthorhombic system.
2. adjective Of or pertaining to a crystal form bounded by eight scalene triangles arranged in pairs, constituting a tetragonal scalenohedron.
3. noun A non-regular tetrahedron whose four faces are congruent acute-angled triangles.

Similar words

idiomorphous spathiform dioctahedral euhedral diaplectic emarginate automorphic pyritohedral subhedral dystomic