n. [ NL., fr. Gr. &unr_;, fr. &unr_; to squint, fr. &unr_; distorted, squinting. ] (Med.) An affection of one or both eyes, in which the optic axes can not be directed to the same object, -- a defect due either to undue contraction or to undue relaxation of one or more of the muscles which move the eyeball; squinting; cross-eye. [ 1913 Webster ]