echolalia

英 [,ekəʊ'leɪlɪə] 美[,ɛko'lelɪə]

echolalia (n.): "meaningless repetition of words and phrases," 1876, from German (von Romberg, 1865), from Greek ekho (see echo (n.)) + lalia "talk, prattle, a speaking," from lalein "to speak, prattle," of echoic origin.

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