as in eyesight
medical
a problem with the eye that prevents a person from seeing clearly
He needed to wear glasses because of his astigmatism.
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Recent Examples of astigmatism
For instance, people with astigmatism benefit from toric lenses.
—
Malana Vantyler, AZCentral.com, 28 Aug. 2025
This changes how light enters the eye and often leads to irregular astigmatism.
—Lindsay Curtis, Health, 3 Aug. 2025
Bonus facts: Webb wears contact lenses and without them is considered legally blind due to severe astigmatism....
—Houston Mitchell, Los Angeles Times, 13 June 2025
Toric IOLs: These lenses correct for astigmatism and are available in monofocal, multifocal, and EDOF form.
—Ann Pietrangelo, Verywell Health, 28 May 2025
See All Example Sentences for astigmatism
Malana Vantyler, AZCentral.com, 28 Aug. 2025
This changes how light enters the eye and often leads to irregular astigmatism.
—Lindsay Curtis, Health, 3 Aug. 2025
Bonus facts: Webb wears contact lenses and without them is considered legally blind due to severe astigmatism....
—Houston Mitchell, Los Angeles Times, 13 June 2025
Toric IOLs: These lenses correct for astigmatism and are available in monofocal, multifocal, and EDOF form.
—Ann Pietrangelo, Verywell Health, 28 May 2025
See All Example Sentences for astigmatism
Recent Examples of Synonyms for astigmatism
Noun
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Biologists have finally solved a centuries-old mystery regarding how birds maintain sharp eyesight despite their retinas lacking a direct blood supply.—
Mrigakshi Dixit,
Interesting Engineering,
21 Jan. 2026
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Perhaps the driver is a senior with poor eyesight who’s trying to make it safely to the doctor’s office.—
Matt Fuchs,
Time,
20 Jan. 2026
Noun
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Barrel Cards The barrel card exercise can help improve symptoms of strabismus (crossed eyes).—
Laura Schober,
Health,
12 Feb. 2025
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One of his conditions, strabismus,has also been reported by researchers to be behind the genius of Leonardo da Vinci, allowing the painter to perceive the world differently and facilitating his accurate depiction of three-dimensional objects on flat surfaces.—
Maya Davis,
CNN,
4 Aug. 2024
Noun
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Police described Watson as 6-foot-1 and weighing 227 pounds with black hair and brown eyes.—
Rosalio Ahumada,
Sacbee.com,
8 Jan. 2026
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The youngest Alford brother, however, opened some eyes.—
Rick Armstrong,
Chicago Tribune,
7 Jan. 2026
Cite this Entry
“Astigmatism.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/astigmatism. Accessed 24 Jan. 2026.
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