astigmatism

Definition of astigmatismnext
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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Example Sentences

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.
Recent Examples of astigmatism Benjamin Franklin would invent bifocals in 1874, Thomas Young would spot the uneven curvature of the cornea (astigmatism) in 1801, and steel wire would be developed in metal frames after 1837. — Daniel Fusch, Ascend Agency, 11 Nov. 2025 Myopia is when someone can see objects close-up but their vision becomes blurred when looking at objects farther away, and astigmatism is a condition in which either the eye’s cornea or lens has a different shape than normal, causing blurred vision. — Jacqueline Howard, CNN Money, 26 Sep. 2025 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 See All Example Sentences for astigmatism
Recent Examples of Synonyms for astigmatism
Noun
  • Its camera interface can show nine feeds simultaneously, although fitting that many onto seven inches might require good eyesight.
    — New Atlas, New Atlas, 14 Oct. 2026
  • Users interact with apps by using their eyesight as a mouse and tapping their thumb to their index finger to click.
    — Lisa Eadicicco, CNN Money, 13 Oct. 2026
Noun
  • The teen now hopes that EYEVA could one day help those with strabismus on a large scale, and perhaps prevent many from needing invasive corrective surgery.
    — Toria Sheffield, PEOPLE, 26 Apr. 2026
  • Barrel Cards The barrel card exercise can help improve symptoms of strabismus (crossed eyes).
    — Laura Schober, Health, 12 Feb. 2025
Noun
  • Pieces of fish are hand sliced to the ideal thickness and length, and beautifully adorned with garnishes that dazzle the eye and strategically heighten every bite.
    — Jenn Harris, Los Angeles Times, 17 Oct. 2026
  • As on television, Seyfried nails Holmes’s wide eyes, unsteady mannerisms, deep voice, and mysterious vocal cadence that makes the character both unreal and oddly human.
    — Jackson McHenry, Vulture, 17 Oct. 2026

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Cite this Entry

“Astigmatism.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/astigmatism. Accessed 20 Oct. 2026.

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