narwhale

nar·whal

also nar·wal N0020800 (när′wəl) or nar·whale (-wāl′, -hwāl′)n. An Arctic whale (Monodon monoceros) having mottled gray or whitish skin and in the male, a long spirally twisted tusk projecting forward from the left side of the head.

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[Norwegian or Danish narhval, from Old Norse nāhvalr : nār, corpse (from its whitish color) + hvalr, whale.]

Thesaurus

Noun

1.

narwhale - small Arctic whale the male having a long spiral ivory tuskMonodon monoceros, narwal, narwhalwhale - any of the larger cetacean mammals having a streamlined body and breathing through a blowhole on the headgenus Monodon, Monodon - type genus of the Monodontidae