[ ley-sik ]
/ ˈleɪ sɪk /
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a surgical procedure to correct nearsightedness, farsightedness, or astigmatism in which a laser is used to remove inner layers of corneal tissue.
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Origin of LASIK
First recorded in 1960–65; acronym from las(er-assisted) i(n situ) k(eratomileusis);see keratomileusis
Words nearby LASIK
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Scientific definitions for LASIK
[ lā′zĭk ]
Eye surgery in which the surface of the cornea is reshaped using a laser, performed to correct certain refractive disorders such as myopia.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for LASIK
Acronym for laser in situ keratotomy, a procedure for eye surgery that corrects near-sightedness by using a laser to cut a flap in the cornea so that it flattens out. The end result is a better focusing of incoming light on the back of the retina.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.