tetragonal
AdjectiveOpen English WordNet
Adjective (1)
- of or relating to or shaped like a quadrilateralRelating to tetragon
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Webster's Dictionary (1913)
Te·trag′o·nal adjective
1. Geometry Of or pertaining to a tetragon; having four angles or sides; thus, the square, the parallelogram, the rhombus, and the trapezium are tetragonal fingers.
2. Botany Having four prominent longitudinal angles.
3. Crystallography Designating, or belonging to, a certain system of crystallization; dimetric. See Tetragonal system, under Crystallization.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54