Pronunciation: (hwīt'fish", wīt'-),[key] —n., —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.