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narwhal

American  
[nahr-wuhl] / ˈnɑr wəl /
Also narwal,

noun

  • narwhals
    plural
  1. a small Arctic whale, Monodon monoceros, the male of which has a long, spirally twisted tusk extending forward from the upper jaw.


narwhal British  
/ ˈnɑːˌweɪl, ˈnɑːwəl /

noun

  1. an arctic toothed whale, Monodon monoceros, having a black-spotted whitish skin and, in the male, a long spiral tusk: family Monodontidae

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

Inflected Forms

Nouns


Etymology

Origin of narwhal

First recorded in 1650–60; from Scandinavian; compare Norwegian, Swedish, Danish nar(h)val, reshaped from Old Norse nāhvalr, equivalent to nār “corpse” + hvalr whale 1; allegedly so called because its skin resembles that of a human corpse


Explanation

A narwhal is like the unicorn of whales, with a long pointy tusk sticking out of its head. And, like unicorns, you probably won't spot one (unless you are traveling the Arctic waters near Greenland). Only male narwhals have a distinctive ivory tusk, which is actually a long, protruding canine tooth. It's a medium-sized whale, related to the beluga, and it's able to dive underwater for up to 25 minutes at a time. Narwhal comes from the Danish narhval, with the Old Norse root nahvalr literally meaning "corpse whale," for the narwhal's pale white color, thought to resemble the shade of a dead body.

Keep Reading on Vocabulary.com

Vocabulary lists containing narwhal

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The fight against climate change has a new, spiral-tusked ally: the narwhal.

From Barron's ● Aug. 26, 2026

An extended version of the ad also features a talking narwhal.

From Seattle Times ● Feb. 7, 2024

The list includes a Queen's Gallantry Medal for Darryn Frost who used a narwhal tusk to fend off Usman Khan outside the Fishmongers' Hall event.

From BBC ● Mar. 17, 2023

Their companion stories bring young readers into the worlds of Kelp, a unicorn who doesn’t fit in with his narwhal brethren, and Nimbus, a Pegasus who feels lonely among the clouds and stars.

From New York Times ● May 12, 2022

She reached for one of the papers and read aloud: “‘On May seventeenth, Ronald Taylor jumped into the Arctic Ocean yelling “Sea unicorn!” and he startled a narwhal.

From "Aru Shah and the End of Time" by Roshani Chokshi

The narwhals, on the other hand, proved themselves adept scientists.

From Barron's ● Aug. 26, 2026

Menopause is known to exist in five species of toothed whale: short-finned pilot whales, false killer whales, killer whales, narwhals and beluga whales.

From Science Daily ● Mar. 13, 2024

Her earlier research showed that eastern North Atlantic orcas primarily feed on herring; mid-North Atlantic orcas feed on seals and mackerel; and western North Atlantic orcas feed on baleen whales, porpoises, belugas, narwhals, and seals.

From National Geographic ● Oct. 11, 2023

True tusks are defined as continually growing teeth that stick out of the mouth, and narwhals are the only living cetaceans that have them.

From New York Times ● Jun. 13, 2023

What happened when all the new animals in the north killed off the arctic foxes and belugas and narwhals and polar bears that already lived there?

From "Two Degrees" by Alan Gratz

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