repatriation (n.)youdaoicibaDictYouDict[repatriation 词源字典]
1590s, from Late Latin reparationem (nominative repatriatio), noun of action from past participle stem of repatriare "return to one's own country," from Latin re- "back" (see re-) + patria "native land" (see patriot).[repatriation etymology, repatriation origin, 英语词源]