disphenoid (suomeksi)

Määritelmät:

(lb, en, mineralogy) Of or pertaining to a wedge-shaped crystal form of the tetragonal or orthorhombic system.
(lb, en, mineralogy) Of or pertaining to a crystal form bounded by eight scalene triangles arranged in pairs, constituting a tetragonal scalenohedron.
(lb, en, geometry) A non-regular tetrahedron whose four faces are congruent acute-angled triangles.