psychotic (adj.)youdaoicibaDictYouDict[psychotic 词源字典]
1889, coined from psychosis, on the model of neurotic/neurosis, from Greek psykhe- "mind, soul" (see psyche).[psychotic etymology, psychotic origin, 英语词源]
psychotic (n.)youdaoicibaDictYouDict
"a psychotic person," 1901, from psychotic (adj.).