Definitions for "Trigonal" Add To Word List
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Having three angles, or corners; triangular; as, a trigonal stem, one having tree prominent longitudinal angles.
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three-sided; triangular.
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a. (Gr. trigonos, triangular) triangular in cross-section as applied to stems.
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having three-fold symmetry
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Three- angled, triangular in cross section. See also: trigonous.
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(trig“-o-nal) A crystal system of threefold symmetry that is often considered as part of the hexagonal system since the lattice may be either hexagonal or rhombohedral.
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