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casque

American  
[kask] / kæsk /

noun

  1. an open, conical helmet with a nose guard, commonly used in the medieval period.

  2. any helmet-shaped head covering.

  3. Zoology. a process or formation on the head, resembling a helmet.


casque British  
/ kæsk /

noun

  1. zoology a helmet or a helmet-like process or structure, as on the bill of most hornbills

"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

Etymology

Origin of casque

1570–80; < Middle French < Spanish casco helmet, head, earthen pot; akin to cascara

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 market incentivizes the poachers—the beak of the helmeted hornbill in Indonesia, for example, with its red rubbery neck, remarkably expressive eyes, and prized casque that resembles ivory, can sell for thousands of dollars.

From Slate ● Apr. 4, 2019

But it's the hornbill's helmet, or casque, that sits on top of its bill that is pushing it to the brink of survival.

From BBC ● Oct. 3, 2016

The bird’s casque is used to hammer out insects from rotting wood, or to fight.

From The Guardian ● Sep. 28, 2016

Remarkable casque anatomy of Rhinoplax, the Asian Helmeted hornbill.

From Scientific American ● Apr. 22, 2014

“Yah, you allus was as obstinate as a mule, Mr Pug,” said the old fellow, handing the great casque with its barred visor.

From Dutch the Diver A Man's Mistake by George Manville Fenn

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