- any of various white or silvery, edible freshwater trouts (genera Prosopium and Coregonus) found in cool lakes of the Northern Hemisphere
- any of various other similar fishes, as a tilefish (Caulolatilus princeps) of the Pacific
- beluga (sense )
nounpl. whitefish or white·fish·es
- a. Any of various freshwater salmonid food fishes of the genera Coregonus and Prosopium chiefly of North America, having a generally white or silvery color.b. Any of various similar or related fishes, such as the lake herring, whiting, or menhaden.
- See beluga.
(plural whitefishes or whitefish)
- Any of many fish.
- The beluga (both the sturgeon and the whale)