What does ヘルメット mean?
ヘルメット is a Japanese noun meaning “helmet; hard hat; protective headgear” in English. It is written as ヘルメット in hiragana, and herumetto in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
ヘルメットをかぶらずにバイクに乗るのは危険だ。
It is dangerous to ride a motorbike without a helmet.