uterine (adj.)youdaoicibaDictYouDict[uterine 词源字典]
1610s, "pertaining to the womb" (from early 15c. as "having the same birth-mother"), from Old French uterin, from Late Latin uterinus "pertaining to the womb," also "born of the same mother," from Latin uterus "womb" (see uterus).[uterine etymology, uterine origin, 英语词源]