entropion

noun
en·​tro·​pi·​on | \ en-ˈtrō-pē-ˌän How to pronounce entropion (audio) , -pē-ən\

Definition of entropion

: the inversion or turning inward of the border of the eyelid against the eyeball

First Known Use of entropion

circa 1860, in the meaning defined above

History and Etymology for entropion

New Latin, from en- en- entry 2 + ectropion turning out of the eyelid, from Greek ektropion, from ektrepein to turn out, from ex- out + trepein to turn

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More Definitions for entropion

entropion

noun
en·​tro·​pi·​on | \ en-ˈtrō-pē-ˌän How to pronounce entropion (audio) , -ən How to pronounce entropion (audio) \

Medical Definition of entropion

: the inversion or turning inward of the border of the eyelid against the eyeball