Having or wearing a helmet, or having the appearance of wearing a helmet.

A hard, protective head covering, typically part of armour. / The upper part of a chemist's retort. / The hood-shaped upper sepal or petal of some flowers, as of the monkshood or the snapdragon.

(transitive) To cover with, or as if with, a helmet.

plural of helmet

present participle of helmet

Alternative form of behelmeted

plural of safety helmet

Any helmet designed to protect the head from accidental injury, such as a bicycle helmet or construction helmet.

plural of construction helmet

Protective headgear worn by a construction worker; a hard hat.