| keratomileusis | Surgical alteration of refractive error by changing the shape of a deep layer of the cornea: the anterior lamella is peeled back, frozen, and recarved on its back surface on a lathe; or, some of the corneal stroma can be removed from the bed with a laser or a knife. Origin: coinage, prob. Fr. G. Keras (kerat-), horn, cornea, + smileusis, carving (05 Mar 2000) |
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