Ma'anar ƙamus na kalmar "acylation" shine tsarin shigar da ƙungiyar acyl a cikin kwayoyin halitta, yawanci ta hanyar maye gurbin hydrogen atom a cikin hydroxyl ko amine tare da ƙungiyar acyl. Ana amfani da wannan tsari sosai a cikin sinadarai na halitta don haɗa nau'ikan mahadi daban-daban.
