Tetra (noun) Definition, Meaning & Examples

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 plural -ra or -ras
  1. any of various brightly coloured tropical freshwater fishes of the genus Hemigrammus and related genera: family Characidae (characins)
combining form
  1. four
Tetra (noun) Definition, Meaning & Examples

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