helmet

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noun hel·met \ˈhel-mət\

: a hard hat that is worn to protect your head

Full Definition of HELMET

1

:  a covering or enclosing headpiece of ancient or medieval armor — see armor illustration

2

:  any of various protective head coverings usually made of a hard material to resist impact

3

:  something resembling a helmet

— hel·met·ed \-mə-təd\ adjective

— hel·met·like \-mət-ˌlīk\ adjective

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Origin of HELMET

Middle English, from Middle French, diminutive of helme helmet, of Germanic origin; akin to Old English helm helmet, Old High German helan to conceal — more at hell

First Known Use: 15th century

Rhymes with HELMET

pelmet