1. Having, or composed of, four sides.

2. <chemistry> Having the form of the regular tetrahedron. Pertaining or related to a tetrahedron, or to the system of hemihedral forms to which the tetrahedron belongs.

<geometry> Tetrahedral angle, a solid angle bounded or inclosed by four plane angles.

See: Tetrahedron.

(01 Mar 1998)

tetragonal, tetragonus, tetragynia, tetragynous < Prev | Next > tetrahedrite, tetrahedron, tetrahexahedral

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