propionylationWiktionary 原文英美构词拆解propionylpropionyl词干ation-ation后缀-ationAn action or process. · The result of an action or process.词源说明From propionyl + -ation.释义名词noun1(organic chemistry) The reaction of a substance with propionic acid or one of its derivatives; the introduction of one or more propionyl groups into a substance