Path. [mod. L., f. Gr. ἐντροπή, related to ἐντρέπειν to turn inwards, f. ἐν in + τρέπειν to turn.] Inversion of the eyelids.
1875. H. Walton, Dis. Eye, 685. Idiopathic entropium is met with in three states.
1878. T. Bryant, Pract. Surg., I. 344. Entropion signifies a rolling inwards of the whole lid, the whole row of lashes being completely turned towards the eyeball.