presbyopia
[ prez-bee-oh-pee-uh, pres- ]
nounOphthalmology.
farsightedness due to ciliary muscle weakness and loss of elasticity in the crystalline lens.
Origin of presbyopia
1Other words from presbyopia
- pres·by·op·ic [prez-bee-op-ik, pres-], /ˌprɛz biˈɒp ɪk, ˌprɛs-/, adjective
Words Nearby presbyopia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use presbyopia in a sentence
Still another defect of vision is known as presbyopia or farsightedness due to old age.
The Science of Human Nature | William Henry Pyle"Old sight," known as presbyopia, is a common defect of vision in advancing years.
A Practical Physiology | Albert F. Blaisdell
British Dictionary definitions for presbyopia
presbyopia
/ (ˌprɛzbɪˈəʊpɪə) /
noun
a progressively diminishing ability of the eye to focus, noticeable from middle to old age, caused by loss of elasticity of the crystalline lens
Origin of presbyopia
1C18: New Latin, from Greek presbus old man + ōps eye
Derived forms of presbyopia
- presbyopic (ˌprɛzbɪˈɒpɪk), adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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