presbyopia

American  

[prez-bee-oh-pee-uh, pres-] / ˌprɛz biˈoʊ pi ə, ˌprɛs- /

noun

Ophthalmology.

1. farsightedness due to ciliary muscle weakness and loss of elasticity in the crystalline lens.

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presbyopia British  

/ ˌprɛzbɪˈəʊpɪə, ˌprɛzbɪˈɒpɪk /

noun

1. a progressively diminishing ability of the eye to focus, noticeable from middle to old age, caused by loss of elasticity of the crystalline lens

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Other Word Forms

• presbyopic adjective

Etymology

Origin of presbyopia

1785–95; < Greek presby- (combining form of présbys old, old man) + -opia

Example Sentences

In addition to studying techniques to help treat cataracts, the researchers are applying their methods to study other major eye conditions, including presbyopia and myopia.

From Science Daily • Sep. 21, 2023

Doctors call it presbyopia, a term rooted in Greek and meaning “old eye,” and it happens to everyone at some point.

From Washington Post • Jul. 17, 2022

After the age of 40, many people start developing presbyopia, a medical term rooted in the Greek phrase for old eyes.

From Scientific American • Feb. 15, 2022

I am in my 50's and I have presbyopia.

From New York Times • Mar. 7, 2018

For presbyopia two pairs of spectacles for 40 cm. distance and 65 cm. distance must be at hand.

From Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery by Jackson, Chevalier