near·​sight·​ed·​ness | \ ˈnir-ˌsī-təd-nəs 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 In some cases, like nearsightedness, updating your glasses or contact lens prescription may correct the problem. Beth Krietsch, SELF, "10 Night Driving Safety Tips You Should Know for Future Road Trips," 14 Dec. 2020 The system will address everything from astigmatism, to farsightedness, and nearsightedness, according to Patently Apple, which first spotted the patents. Courtney Linder, Popular Mechanics, "Everything We Know About Apple's Smart Glasses," 12 July 2020 Those numbers stoke concern that serious eye diseases linked to severe nearsightedness could accelerate as myopia becomes more prevalent. Brian Gormley, WSJ, "A New Approach to Dealing With Myopia in Kids," 8 June 2020 As the number of people with myopia accelerates, an effort is under way to treat nearsightedness in children—rather than simply correct it with glasses and contact lenses. Brian Gormley, WSJ, "A New Approach to Dealing With Myopia in Kids," 8 June 2020 Scientists are still trying to understand how myopia, or nearsightedness, develops and progresses. Olivia Killeen, The Conversation, "Increasing screen time during COVID-19 could be harmful to kids’ eyesight," 21 May 2020 Whether Winston's nearsightedness affected his ability to complete forward passes to his teammates will remain a mystery. Jim Reineking, USA TODAY, "Jameis Winston undergoes LASIK eye surgery ahead of crucial offseason for free agent-to-be," 13 Feb. 2020 These are simply garden-variety nearsightedness and farsightedness as well as astigmatism (distorted vision at all distances) and presbyopia, which is the loss of up-close focusing ability (hello, reading glasses!). Meryl Davids Landau, Good Housekeeping, "How to Maintain Good Eye Health, According to Doctors," 13 Mar. 2020 Many children develop nearsightedness during the early elementary school years, often around ages 7or 8. Mayo Clinic News Network,, "Mayo Clinic Q&A: Understanding nearsightedness in children," 20 Nov. 2019

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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The first known use of nearsightedness was in 1811

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Cite this Entry

“Nearsightedness.” Dictionary, Merriam-Webster, Accessed 13 May. 2021.

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Medical Definition of nearsightedness

: myopia

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