酸さん化か亜あ鉛えんさんかあえんMeanings1nounzinc oxide (ZnO)Inorganic compound used in sunscreens, ointments, rubber, and as a white pigment.日ひ焼やけ止どめには酸さん化か亜あ鉛えんが含ふくまれていることが多おおい。Sunscreens often contain zinc oxide.