Pronunciation: (ō-don'tu-sēt"), [key]
any whale of the suborder Odontoceti, as dolphins, killer whales, and sperm whales, characterized by an asymmetrical skull, a single blowhole, and rows of teeth, feeding primarily on fish, squid, and crustaceans. Cf. mysticete.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.