from The Century Dictionary.

  • noun A new Zealand fish, Heteroscarus castelnaui.
  • noun One of several different fishes of bright or varied coloration.
  • noun A sparoid fish, Scarus or Pseudoscarus quadrispinosus.


Sorry, no etymologies found.


Help support Wordnik (and make this page ad-free) by adopting the word rainbow-fish.


  • I know that was the impression I made on the rainbow-fish, for they fled within the caves, and only by peeping in through the glass could I see them to drive the spear into them.

    Mystic Isles of the South Seas.

  • There are displayed tiny caves and grottoes of white coral, star-fishes, sea-urchins, growing sponges, sea-fans, and bright-colored fishes, including the hummingbird fish, and others like butterflies with mottled fins and scales, together with that little oddity, the rainbow-fish.

    Foot-prints of Travel or, Journeyings in Many Lands


Log in or sign up to get involved in the conversation. It's quick and easy.