Definition of rainbowfish in English:

rainbowfish

Line breaks: rain¦bow|fish

noun (plural same or rainbowfishes)

Any of a number of small brightly coloured fish of warm waters, in particular:
More example sentences
  • Visual cues alone allow for the expression of a preference for familiars in guppies and rainbowfish.
  • Surface feeders such as rainbowfish will benefit greatly from feeding vinegar eels, but a lot of cichlid fry are bottom feeders.

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Word of the day retroflex
Pronunciation: ˈrɛtrə(ʊ)flɛks
adjective
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