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
1.
four: tetrameter
tetra- or tetr-
pref.
Four: tetradactyl.
Composed of or containing four atoms, molecules, or groups: tetrasaccharide.
Read Also:
- 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).
- Tetracaine
noun, Pharmacology. 1. a white, water-soluble, crystalline solid, C 15 H 24 N 2 O 2 , used chiefly as an anesthetic.