psychologist

noun

Etymology: Etymology tree English psycholog(y) Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek -ῐ́ζω (-ĭ́zō) Proto-Hellenic *-tās Ancient Greek -τής (-tḗs) Ancient Greek -ῐστής (-ĭstḗs)bor. Latin -istader. Old French -istebor. Middle English -ist English -ist English psychologist From psycholog(y) + -ist.

1. An expert in the field of psychology.

   “I don't go into this with the idea of it turning out wrong but in the conviction that it's going to be stupendous. You're a poor psychologist, Nickle, but never mind […]”

   “Not much later—perhaps only two or three weeks later he has discovered meaning in them; he knows that they say "The cat sat on the hat." How this happens no one really knows, despite the efforts of philosophers and psychologists over two and a half millennia to study the phenomenon.”