Definition of Keratotomy, radial

Keratotomy, radial: A surgical procedure designed to flatten the cornea and thereby correct nearsightedness (myopia). It is called a radial keratotomy because the radial incisions in the cornea resemble the spokes in a bicycle wheel.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=18081
Last Editorial Review: 3/19/2012