tetragonal
[te-trag-uh-nl]
- 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.
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Compare crystal system.
Origin of tetragonal
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for tetragonal
Historical Examples
In the tetragonal system there are three axes at right angles to each other.
The A B C of MiningCharles A. Bramble
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.
tetragonal
- 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
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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tetragonal
[tĕ-trăg′ə-nəl]
- 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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The American Heritage® Science Dictionary
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