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
There are several treatment options for astigmatism.
—
Carrie Madormo, Health, 30 May 2025
The laser can also correct astigmatism (an abnormal curvature at the front surface of the lens that causes blurry vision).
—Ann Pietrangelo, Verywell Health, 28 May 2025
Eye damage can lead to cataracts, macular degeneration, and astigmatism.
—Carrie Madormo, Verywell Health, 16 May 2025
Last year, Kiké Hernández did the same thing after discovering astigmatism (a condition caused by imperfections in the curvature of the eye that can impact vision) in his own right eye.
—Jack Harris, Los Angeles Times, 2 May 2025
See All Example Sentences for astigmatism
Carrie Madormo, Health, 30 May 2025
The laser can also correct astigmatism (an abnormal curvature at the front surface of the lens that causes blurry vision).
—Ann Pietrangelo, Verywell Health, 28 May 2025
Eye damage can lead to cataracts, macular degeneration, and astigmatism.
—Carrie Madormo, Verywell Health, 16 May 2025
Last year, Kiké Hernández did the same thing after discovering astigmatism (a condition caused by imperfections in the curvature of the eye that can impact vision) in his own right eye.
—Jack Harris, Los Angeles Times, 2 May 2025
See All Example Sentences for astigmatism
Recent Examples of Synonyms for astigmatism
Noun
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Goji berries boast a wealth of potential benefits; some studies note goji berries may offer support for your eyesight, cardiovascular health, immunity and more, according to a 2022 review.—
Caroline C. Boyle,
USA Today,
4 Aug. 2025
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Hybridization among East African cichlids seems to have triggered an explosion in the diversity of certain genes important for eyesight, helping the animals navigate waters of varying murkiness and depth.—
Katherine J. Wu,
The Atlantic,
31 July 2025
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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With this warmer water, however, keep an eye on clarity.—
Anthony A. Ciuffa,
Outdoor Life,
7 Aug. 2025
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Protect your head and shade your eyes when outdoors.—
Southern California Weather Report,
Oc Register,
7 Aug. 2025
Cite this Entry
“Astigmatism.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/astigmatism. Accessed 20 Aug. 2025.
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