EXAMPLES | WORD ORIGIN adjective pertaining to or having the form of a tetragon. . Crystallography noting or pertaining to a system of crystallization in which all three axes are at right angles to one another, two being equal in length and the third being of a different length. Origin of tetragonal
First recorded in
-al 1 Related forms te·trag·o·nal·ly, adverb te·trag·o·nal·ness, noun
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for tetragonal Historical Examples of tetragonal
tetragonal system there are three axes at right angles to each other.
Pligot obtained it as minute
tetragonal octahedra and cubes by reducing ferrous chloride in hydrogen.
Optically uniaxial crystals—corresponding with the
tetragonal and hexagonal systems.
Meshes subregular, pentagonal, intermingled with a small number of
tetragonal and hexagonal meshes.
Meshes of the network irregularly polygonal, the majority pentagonal or
tetragonal. British Dictionary definitions for tetragonal adjective Also: dimetric crystallog relating or belonging to the crystal system characterized by three mutually perpendicular axes of which only two are equal of, relating to, or shaped like a quadrilateral Derived Forms tetragonally, adverb tetragonalness, noun
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Relating to a crystal having three axes, two of which are of the same length and are at right angles to each other. The third axis is perpendicular to these. The mineral zircon has tetragonal crystals. See illustration at crystal.
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