What does コマーシャル mean?
コマーシャル is a Japanese noun meaning “a commercial” in English. It is written as コマーシャル in hiragana, and komaasharu in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
あのコマーシャルってインパクト強いね。特に、音楽が耳に残るよ。
That commercial makes a strong impression - especially the music. It stays in your head.