n.
Pronunciation: ' hel-m ə t
Function: noun
Etymology: 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
Date: 15th century
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 \ -m ə -t ə d \ adjective
– hel · met · like \ -m ə t- ˌ l ī k \ adjective