an open, conical helmet with a nose guard, commonly used in the medieval period.
any helmet-shaped head covering.
Zoology. a process or formation on the head, resembling a helmet.

Origin of casque

1570–80; < Middle French < Spanish casco helmet, head, earthen pot; akin to cascara
Related formscasqued [kaskt] /kæskt/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for casque

Historical Examples of casque

British Dictionary definitions for casque



zoology a helmet or a helmet-like process or structure, as on the bill of most hornbills
Derived Formscasqued, adjective

Word Origin for casque

C17: from French, from Spanish casco; see cask
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

Word Origin and History for casque

"armor for the head," 1570s, from French casque (see cask).

Online Etymology Dictionary, © 2010 Douglas Harper