semination (n.)youdaoicibaDictYouDict[semination 词源字典]
1530s, "action of sowing, from Latin seminationem (nominative seminato) "a sowing, propagation," noun of action from past participle stem of seminare "to plant, propagate," from semen (genitive seminis) "seed" (see semen).[semination etymology, semination origin, 英语词源]