an arctic toothed whale (Monodon monoceros) of the same family (Monodontidae) as the beluga, valued for its oil and ivory: the male has a long, spiral tusk extending from the upper jaw
also nar′wal or nar′whale·
Origin of narwhalfrom Scand, as in Norwegian and Danish narhval from Old Norse nahvalr, literally , corpse ( from Indo-European base an unverified form n?u-, death, corpse) + hvalr, whale (with reference to the whitish underside)
also nar·wal or nar·whale
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.
Origin of narwhalNorwegian or Danish narhval from Old Norse nāhvalr nār corpse (from its whitish color) hvalr whale
(plural narwhals or narwhal)