Dictionary/軽油けいゆKeiyu軽油 (Keiyu) is a Japanese noun meaning “diesel oil, diesel fuel, gas oil, light oil”.Meaningsnoundiesel oil; diesel fuel; gas oilnounlight oilKanji in 軽油軽lightly油oilRelated words軽いlight (i.e. not heavy)油oil醤油soy sauce油断negligence軽light (e.g. aircraft, truck)石油oil軽蔑contempt気軽carefree灯油kerosene軽率rash軽はずみthoughtless手軽easy