turbot

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A flatfish, Psetta maxima syn. Scophthalmus maximus, of marine and brackish waters of Europe and North Africa, having a brown knobby upper side and prized as food.
• noun Any of various flatfishes or other fishes that are similar to this fish.

from The Century Dictionary.

• noun A New Zealand fish, Ammotretis guntheri. Also called lemon-sole or yellowbelly.
• noun One of the larger flatfishes, Psetta maxima (formerly Rhombus maximus), belonging to the family Pleuronectidæ.
• noun In the United States, one of several large flounders more or less resembling the above, as Bothus maculatus, the sand-flounder or window-pane of the Atlantic coast, more fully called spotted turbot, and Hypopsetta guttulata, the diamond flounder of California.
• noun The file-fish.
• noun The trigger-fish.

from the GNU version of the Collaborative International Dictionary of English.

• noun A large European flounder (Rhombus maximus) highly esteemed as a food fish. It often weighs from thirty to forty pounds. Its color on the upper side is brownish with small roundish tubercles scattered over the surface. The lower, or blind, side is white. Called also bannock fluke.
• noun Any one of numerous species of flounders more or less related to the true turbots, as the American plaice, or summer flounder (see flounder), the halibut, and the diamond flounder (Hypsopsetta guttulata) of California.
• noun The filefish; -- so called in Bermuda.
• noun The trigger fish.
• noun See Windowpane.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Any of various flatfishes of family Scophthalmidae that are found in marine or brackish waters.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun flesh of a large European flatfish
• noun a large brownish European flatfish