Download A Helmet Definition Pictures. Definition and synonyms of helmet from the online english dictionary from macmillan education. A strong, hard hat that covers and protects the head:
A helmet is a hat made of a strong material which you wear to protect your head.
Find more ways to say helmet, along with related words, antonyms and example phrases at thesaurus.com, the world's most trusted free thesaurus. The upper part of the calyx of certain flowers. A padded helmet worn by people riding bicycles or motorcycles; | meaning, pronunciation, translations and examples.