anaphylactic (adj.)youdaoicibaDictYouDict[anaphylactic 词源字典]
1905, with -ic + medical Latin noun anaphylaxis "exaggerated susceptibility," from French anaphylaxie (1902), from Greek ana- (see ana-) + phylaxis "watching, guarding" (compare prophylactic). Anaphylactic shock is attested by 1916.[anaphylactic etymology, anaphylactic origin, 英语词源]