presbyopia

noun
pres·​by·​o·​pia | \ˌprez-bē-ˈō-pē-ə, ˌpres-\

Definition of presbyopia 

: a visual condition which becomes apparent especially in middle age and in which loss of elasticity of the lens of the eye causes defective accommodation and inability to focus sharply for near vision

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Other Words from presbyopia

presbyopic \ ˌprez-​bē-​ˈō-​pik , -​ˈä-​, ˌpres-​ \ adjective or noun

Examples of presbyopia in a Sentence

Recent Examples on the Web

For the graying set that thinks these glasses are more Thomas Dolby than Harry Potter, reading anything is more difficult, because of presbyopia, the gradual inability of the eye to focus due to age. Roger Hibbert, WIRED, "Review: Superfocus Glasses," 11 Feb. 2011 Just as presbyopia is no longer a major problem — thanks to eye glasses — many physical impairments of old age will cease being disabilities with the use of technology. Gary Robbins, sandiegouniontribune.com, "Baby boomers fuel wave of products meant to help them live longer and better," 30 June 2017

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

First Known Use of presbyopia

1767, in the meaning defined above

History and Etymology for presbyopia

New Latin, from Greek presbys old man + New Latin -opia

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Dictionary Entries near presbyopia

Presb

presby-

presbyope

presbyopia

presbyter

presbyteral

presbytère

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Time Traveler for presbyopia

The first known use of presbyopia was in 1767

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More Definitions for presbyopia

presbyopia

noun
pres·​by·​opia | \ˌprez-bē-ˈō-pē-ə, ˌpres- \

Medical Definition of presbyopia 

: a visual condition which becomes apparent especially in middle age and in which loss of elasticity of the lens of the eye causes defective accommodation and inability to focus sharply for near vision

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Britannica.com: Encyclopedia article about presbyopia

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