剤ざい Noun English jmdict 1 noun medicine;agent;(chemical) substance;drug;dose イースト菌はパンを膨らませる際の作用剤だ。 Yeast acts as an agent in making bread rise.
膠着剤こうちゃくざい Noun English jmdict 1 noun (common) (futsuumeishi) rare term chemistry adhesive;binder;glue;agglutinative agent