Pronunciation: (hwīt'fish", wīt'-), [key]
—pl. (esp. collectively) -fish, (esp. referring to two or more kinds or species) -fish•es.
1. any of several fishes of the family Coregonidae, inhabiting northern waters of North America and Eurasia, similar to the trout but having a smaller mouth and larger scales. Cf. lake whitefish, round whitefish.
2. a marine food fish of California, Caulolatilus princeps.
3. any of various silvery fishes of the minnow or carp family.
4. the beluga, Delphinapterus leucas.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.