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
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
Toric lenses: These lenses can also help correct astigmatism (a condition that affects the curve of the cornea or lens).
—Suchandrima Bhowmik, Health, 23 Mar. 2025
Prescription eyeglasses correct for focus and perhaps astigmatism, but those are just two ways that wavefronts can be distorted.
—Sidd Bikkannavar, IEEE Spectrum, 26 Feb. 2010
See All Example Sentences for 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
Toric lenses: These lenses can also help correct astigmatism (a condition that affects the curve of the cornea or lens).
—Suchandrima Bhowmik, Health, 23 Mar. 2025
Prescription eyeglasses correct for focus and perhaps astigmatism, but those are just two ways that wavefronts can be distorted.
—Sidd Bikkannavar, IEEE Spectrum, 26 Feb. 2010
See All Example Sentences for astigmatism
Recent Examples of Synonyms for astigmatism
Noun
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Visual hallucinations: Charles Bonnet syndrome, occurs in people who have lost a considerable percentage of eyesight, often at an older age.—
Anna Giorgi,
Verywell Health,
6 June 2025
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That means functional storage is heavily relied on to keep the clutter and extra stuff safely tucked out of eyesight.—
Cori Sears,
Better Homes & Gardens,
3 June 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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Keep an eye out for wilting leaves, and check the soil for dryness.—
Karen Grossman,
Southern Living,
23 June 2025
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Keep an eye out for New Year’s deals, Memorial Day, Labor Day (September 1, 2025), and International Women’s Day, all of which usually come with limited-time discounts on trending styles.—
Malia Griggs,
Glamour,
23 June 2025
Cite this Entry
“Astigmatism.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/astigmatism. Accessed 7 Jul. 2025.
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