immigrate (v.)youdaoicibaDictYouDict[immigrate 词源字典]
1620s, from Latin immigratum, past participle of imigrare "to remove, go into, move in," from assimilated form of in- "into, in, on, upon" (see in- (2)) + migrare "to move" (see migration). Related: Immigrated; immigrating.[immigrate etymology, immigrate origin, 英语词源]