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flatfish

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noun flat·fish \ˈflat-ˌfish\

Simple Definition of flatfish

  • : a fish (such as a halibut, flounder, or sole) that has a flat body and swims on its side with both eyes on the upper side

Full Definition of flatfish

  1. :  any of an order (Heterosomata) of marine typically bottom-dwelling bony fishes (as the halibuts, flounders, turbots, and soles) that as adults swim on one side of the laterally compressed body and have both eyes on the upper side


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