What does 火薬 mean?
火薬 is a Japanese noun meaning “gunpowder, powder” in English. It is written as 火薬 in kanji, かやく in hiragana, and kayaku in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
火薬は注意深く扱わなければならない。
Gunpowder needs to be handled very carefully.