-tropic
suffixEtymology Borrowed from Ancient Greek τροπικός (tropikós, “of or pertaining to a turn or change; or the solstice; or a trope or figure; tropic; tropical; etc.”), from τροπή (tropḗ, “turn; solstice; trope”). Compare trope and tropic.
1
Sciences Morpheme Turning or changing.
2
Sciences Morpheme Affecting or attracted to the thing specified.
- psycho- (“mind”) + -tropic (“altering”) → psychotropic (“mind-altering”)