nearsightedness

noun

near·​sight·​ed·​ness ˈnir-ˌsī-təd-nəs How to pronounce nearsightedness (audio)
: 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 Jen-Yee Wu, who worked at the Ministry of Education and had done his doctoral thesis on eyesight protection, was asked to write a set of guidelines for schools to address nearsightedness. Peter Rubin, Longreads, 23 Aug. 2023 In the last few decades there's been a dramatic increase in the global rates of myopia, or nearsightedness. Carl Engelking, Discover Magazine, 22 Apr. 2015 Myopia has become a national health concern in China, with some experts linking the prevalence of nearsightedness among young people to lack of exposure to sunlight or excess screen time. Simone McCarthy, CNN, 3 Aug. 2023 The new study suggests that there may be a large bump in the number of children who have developed nearsightedness, said Dr. Megan Collins, an assistant professor of ophthalmology at the Wilmer Eye Institute at the Johns Hopkins School of Medicine. NBC News, 1 Aug. 2021 Take note of different arm heights, the number of nose bridges included, and whether or not there is built-in diopter tuning for nearsightedness. Hunter Fenollol, Popular Mechanics, 20 June 2023 Adding up the number of hours spent in front of a book or screen does not seem to explain the onset or progression of nearsightedness. Sarah Zhang, The Atlantic, 13 Sep. 2022 Myopia can strike young: Folks who start wearing glasses as children or teens are often correcting myopia, otherwise known as nearsightedness. Andrew Van Dam, Washington Post, 5 May 2023 Some treatments have even caused temporary nearsightedness. Joseph Castro, Discover Magazine, 7 June 2011

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'nearsightedness.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1811, in the meaning defined above

Time Traveler
The first known use of nearsightedness was in 1811

Dictionary Entries Near nearsightedness

Cite this Entry

“Nearsightedness.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nearsightedness. Accessed 18 Apr. 2024.

Medical Definition

nearsightedness

noun
near·​sight·​ed·​ness
: myopia

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