1 nearsightedness | Definition of nearsightedness

nearsightedness

noun
near·​sight·​ed·​ness | \ ˈnir-ËŒsÄ«-tÉ™d-nÉ™s How to pronounce nearsightedness (audio) \

Definition of nearsightedness

: a condition in which the visual images come to a focus in front of the retina of the eye resulting especially in defective vision of distant objects : myopia sense 1 Myopia (nearsightedness) results when incoming light from distant objects focuses in front of the retina, usually because the eye-ball is elongated. Close vision is fine, but distance vision is poor.Consumer Reports … people who suffer from extreme nearsightedness, whose world loses its crisp edge just a few inches from their noses.— Diedtra Henderson A tiny laser beam programmed by computer vaporizes tissue to reshape the cornea, correcting nearsightedness and astigmatism in many cases.— Michael Precker

Examples of nearsightedness in a Sentence

Recent Examples on the Web

With the rise of electronics, the prevalence of nearsightedness has only gotten worse, Lam said. Talis Shelbourne, Milwaukee Journal Sentinel, "Milwaukee vision program struggles to stay afloat without a local optometrist," 22 Aug. 2019 The halt came amid a flurry of official criticism blaming excessive gaming for everything from increasing rates of nearsightedness among youth to potential national security vulnerabilities from mobile gaming addiction among military personnel. Los Angeles Times, "How U.S. video game companies are building tools for China’s surveillance state," 22 July 2019 The researchers found that although genetic predisposition was a more powerful predictor of nearsightedness, years of education were strongly and causally linked to the condition. Nicholas Bakalar, New York Times, "Highly Educated, Very Nearsighted?," 6 June 2018 Contact lenses can be worn to correct a variety of vision conditions, such as myopia, or nearsightedness; hyperopia, or farsightedness; and astigmatism. Tiffany Yannetta, Seventeen, "Everything You Need to Know About Getting Contact Lenses," 26 Oct. 2018 The latest evidence says that near-work is not to blame for nearsightedness. CNN, "Outdoor playtime might help kids' eyesight," 3 Oct. 2017 In his case, this included muscular dystrophy, cerebral palsy, severe nearsightedness, hydrocephalus and intellectual disability. Joel Michael Reynolds, Time, "Gene Editing Might Mean My Brother Would’ve Never Existed," 9 Aug. 2017 Of the overall cases, 69 percent arose from simple uncorrected refractive errors, which include myopia (nearsightedness), hyperopia (farsightedness) and astigmatism (blurry vision up close, far away or both). By Sue Arrowsmith, miamiherald, "Children’s vision problems often go undetected, then get worse," 24 July 2017 And the Raindrop hasn’t been studied in people who years ago underwent LASIK surgery to correct nearsightedness. Lauran Neergaard, Orange County Register, "Yes, there’s new help for that bane of middle-age: blurry close-up vision," 1 Mar. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nearsightedness.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of nearsightedness

1811, in the meaning defined above

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More Definitions for nearsightedness

nearsightedness

noun
near·​sight·​ed·​ness

Medical Definition of nearsightedness

: myopia

More from Merriam-Webster on nearsightedness

Spanish Central: Translation of nearsightedness

Britannica.com: Encyclopedia article about nearsightedness