flatfish

Noun flatfish has 2 senses

• flatfish(n = noun.food) - sweet lean whitish flesh of any of numerous thin-bodied fish; usually served as thin fillets;
is a kind of saltwater fish
has particulars: flounder, fillet of sole, sole, halibut

• flatfish(n = noun.animal) - any of several families of fishes having flattened bodies that swim along the sea floor on one side of the body with both eyes on the upper side;
is a kind of acanthopterygian, spiny-finned fish
is a member of heterosomata, order heterosomata, order pleuronectiformes
has particulars: flounder, righteye flounder, righteyed flounder, halibut, holibut, lefteye flounder, lefteyed flounder, tongue-fish, tonguefish, sole