incommunicado (adj./adv.)youdaoicibaDictYouDict[incommunicado 词源字典]
1844, American English, from Spanish incomunicado, past participle of incomunicar "deprive of communication," from in- "not" + comunicar "communicate," from Latin communicare "to share, impart" (see communication).[incommunicado etymology, incommunicado origin, 英语词源]