psittacine (adj.)youdaoicibaDictYouDict[psittacine 词源字典]
"pertaining to parrots," 1826, from Latin psittacinus, from psittacus "parrot," from Greek psittakos "a parrot," said to be a foreign word.[psittacine etymology, psittacine origin, 英语词源]
psittacism (n.)youdaoicibaDictYouDict
"mere parroting, parrotry, repetition without reasoning," 1884, from French psittacisme (Liebnitz, 1765) or German psittazismus, from Latin psittacus "parrot" (see psittacine) + -ism.