odontocete

[ oh-don-tuh-seet ]
/ oʊˈdɒn təˌsit /

noun Zoology.

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.

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Origin of odontocete

1880–85; <New Latin Odontoceti, equivalent to odonto-odonto- + ceti, plural of cetus whale, Latin cētus<Greek kêtos
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020