Triradius
noun, plural triradii
[trahy-rey-dee-ahy] /traɪˈreɪ diˌaɪ/ (Show IPA), triradiuses. Physical Anthropology.
1.
a Y -shaped group of ridges on the palm of the hand at the base of each finger.
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noun, Classical History. 1. a galley with three rows or tiers of oars on each side, one above another, used chiefly as a warship. noun 1. a galley, developed by the ancient Greeks as a warship, with three banks of oars on each side
- Tris
Tris 1. tris(hydroxymethyl)aminomethane 2. tris(hydroxymethyl)methylamine
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[trahy-sak-uh-rahyd, -er-id] /traɪˈsæk əˌraɪd, -ər ɪd/ noun, Chemistry. 1. a carbohydrate composed of three monosaccharide units, and hydrolyzable to a monosaccharide or a mixture of monosaccharides. trisaccharide /traɪˈsækəˌraɪd/ noun 1. an oligosaccharide whose molecules have three linked monosaccharide molecules
- Trisect
verb (used with object) 1. to divide into three parts, especially into three equal parts. verb 1. (transitive) to divide into three parts, esp three equal parts