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Tetr-

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• Tetra

  noun 1. any of several tropical, freshwater fishes of the family Characidae, often kept in aquariums. 1. a combining form meaning “four,” used in the formation of compound words: tetrabranchiate. noun (pl) -ra, -ras 1. any of various brightly coloured tropical freshwater fishes of the genus Hemigrammus and related genera: family Characidae (characins) combining form […]

• Tetrabasic

  adjective, Chemistry. 1. (of an acid) having four atoms of hydrogen replaceable by basic atoms or groups. 2. containing four basic atoms or groups having a valence of one. adjective 1. (of an acid) containing four replaceable hydrogen atoms

• Tetrabrach

  noun, Classical Prosody. 1. a metrical foot or word of four short syllables. noun 1. (in classical prosody) a word or metrical foot composed of four short syllables (◡ ◡ ◡ ◡)

• Tetrabranchiate

  [te-truh-brang-kee-it, -eyt] /ˌtɛ trəˈbræŋ ki ɪt, -ˌeɪt/ adjective 1. belonging or pertaining to the Nautiloidea (Tetrabranchiata), a subclass or order of cephalopods with four gills, including the pearly nautilus and numerous fossil forms. tetrabranchiate adjective (ˌtɛtrəˈbræŋkɪɪt; -ˌeɪt) 1. of, relating to, or belonging to the Tetrabranchiata, a former order of cephalopod molluscs having four gills […]

• Tetrabromofluorescein

  [te-truh-broh-moh-floo-res-ee-in, -flaw-, -floh-] /ˌtɛ trəˌbroʊ moʊ flʊˈrɛs i ɪn, -flɔ-, -floʊ-/ noun, Chemistry. 1. eosin (def 1).

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