beaked whale

noun
any of several toothed whales of the family Hyperoodontidae (Ziphiidae), inhabiting all oceans and having beaklike jaws.

Origin:
1875–80

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Encyclopedia Britannica
Encyclopedia

beaked whale

any of 21 species of medium-sized toothed whales with extended snouts, including the bottlenose whales. Little is known about this family of cetaceans; one species was first described in 1995, two others are known only from skeletal remains, and the bodies of undescribed species occasionally drift ashore.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
Elements of beaked whale anatomy and diving physiology and some hypothetical causes of sonar-related stranding.
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