Trĭ-chē'a-sĭs, n.
n. [N. Lat. from Gr. θρίξ, τριχός, hair.] (Med.) A disease of the eye, in which the eyelashes, turned in upon the eyeball, produce constant irritation by the motion of the lids.
n. [N. Lat. from Gr. θρίξ, τριχός, hair.] (Med.) A disease of the eye, in which the eyelashes, turned in upon the eyeball, produce constant irritation by the motion of the lids.