maturation (n.)youdaoicibaDictYouDict[maturation 词源字典]
early 15c., "the coming to a head of a boil, etc.; a state of producing pus," from Middle French maturation and directly from Latin maturationem (nominative maturatio), noun of action from past participle stem of maturare "to ripen, make ripe" (see mature (v.)).[maturation etymology, maturation origin, 英语词源]