Pronunciation: ˌ ker- ə -t ō -mil- ' (y)ü-s ə s
Function: noun
Etymology: New Latin, irregular from kerat- + Greek smileusis carving, from smil ē knife, lancet
Date: 1978
: keratoplasty in which a piece of the cornea is removed, frozen, shaped to correct refractive error, and reinserted ― compare LASIK