noun Ophthalmology.
- a surgical technique for correcting nearsightedness by making a series of spokelike incisions in the cornea to change its shape and focusing properties.
noun
- an operation designed to improve short-sightedness in which a number of cuts are made around the cornea to change the shape of it
n.
- Surgical modification of corneal curvature to correct myopia by making symmetrical incisions into but not through the cornea.
- A surgical procedure consisting of a radial pattern of corneal incisions, performed to reduce or correct myopia.