LASIK

noun
LA·​SIK | \ ˈlā-sik How to pronounce LASIK (audio) \

Definition of LASIK

: a surgical operation to reshape the cornea for correction of myopia, farsightedness, or astigmatism in which the surface layer of the cornea is separated to create a hinged flap providing access to the inner cornea where varying amounts of tissue are removed by an excimer laser

First Known Use of LASIK

1994, in the meaning defined above

History and Etymology for LASIK

laser-assisted in situ keratomileusis

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Dictionary Entries Near LASIK

lash-up

LASIK

Lasiocampa

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Cite this Entry

“LASIK.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/LASIK. Accessed 28 Nov. 2021.

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More Definitions for LASIK

LASIK

noun
LA·​SIK | \ ˈlā-sik How to pronounce LASIK (audio) \

Medical Definition of LASIK

: a surgical operation to reshape the cornea for correction of nearsightedness, farsightedness, or astigmatism that involves the use of a microkeratome to separate the surface layer of the cornea creating a hinged flap providing access to the inner cornea where varying degrees of tissue are removed by an excimer laser followed by replacement of the corneal flap

called also laser-assisted in-situ keratomileusis

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