LASIK

noun

LA·​SIK ˈlā-sik How to pronounce LASIK (audio)
: 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

Examples of LASIK in a Sentence

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But the special is about a whole lot more, with Buress showing himself to be a wonderful plate-spinner, seamlessly jumping from one disparate topic to the next, from gambling and LASIK surgery, to child actors and deviled actors. — Will Digravio, TIME, 21 Feb. 2025 Wang Vision was the first center in the state of TN to perform 3D SMILE & 3D LASIK (18+), 3D Implantable Contact Lens (21+), 3D Forever Young Lens (45+) and 3D Laser Cataract Surgery (60+). — Kyle Jones, Sun Sentinel, 24 May 2024

Word History

Etymology

laser-assisted in situ keratomileusis

First Known Use

1994, in the meaning defined above

Time Traveler
The first known use of LASIK was in 1994

Rhymes for LASIK

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LASIK
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“LASIK.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/LASIK. Accessed 25 Mar. 2025.

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Medical Definition

LASIK

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