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helmet

[ hel-mit ]
/ ˈhɛl mɪt /
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noun
any of various forms of protective head covering worn by soldiers, firefighters, divers, cyclists, etc.
medieval armor for the head.
(in fencing, singlestick, etc.) a protective device for the head and face consisting of reinforced wire mesh.
anything resembling a helmet in form or position.
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Origin of helmet

1400–50; late Middle English <Middle French healmet, helmet, diminutive of helmehelm2

OTHER WORDS FROM helmet

hel·met·ed, adjectivehel·met·like, adjectiveun·hel·met·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use helmet in a sentence

British Dictionary definitions for helmet

helmet
/ (ˈhɛlmɪt) /

noun
a piece of protective or defensive armour for the head worn by soldiers, policemen, firemen, divers, etc
biology a part or structure resembling a helmet, esp the upper part of the calyx of certain flowers

Derived forms of helmet

helmeted, adjective

Word Origin for helmet

C15: from Old French, diminutive of helme, of Germanic origin
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
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