Found 2 items, similar to rainbow fish.
English → English (WordNet) Definition: rainbow fish rainbow fish n : small freshwater fish of South America and the West Indies; often kept in aquariums [syn: guppy, Lebistes reticulatus ]
English → English (gcide) Definition: rainbow fish guppy \guppy\ n. [Named after R. J. L. Guppy, who brought speciments to the British museum. --RHUD] A small freshwater fish of South America and West Indies (Lebistes reticulatus or Poecilia reticulata, originaly called Gerardinus guppyi), often kept in aquariums; also called rainbow fish. Syn: rainbow fish, Lebistes reticulatus. [WordNet 1.5]