tet·ra (t t r )n. Any of numerous small colorful tropical freshwater fish of the family Characidae, such as the neon tetra, found in South America and Africa, and often kept in home aquariums. Also called characin. [Short for New Latin Tetrag  nopter n, group name : Late Latin tetragnum, tetragon; see tetragon + Greek pteron, wing.] |
tetra [ˈtɛtrə]
n pl -ra, -ras
(Life Sciences & Allied Applications / Animals) any of various brightly coloured tropical freshwater fishes of the genus Hemigrammus and related genera: family Characidae (characins)
[short for New Latin tetragonopterus (former genus name), from tetragon + -o- + -pterous, from Greek pteron wing]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  tetra - brightly colored tropical freshwater fishesgenus Hemigrammus, Hemigrammus - tetras |
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