[ prez-bee-oh-pee-uh, pres- ]
/ ˌprɛz biˈoʊ pi ə, ˌprɛs- /
farsightedness due to ciliary muscle weakness and loss of elasticity in the crystalline lens.
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Origin of presbyopia
1785–95; <Greek presby- (combining form of présbys old, old man) + -opia
OTHER WORDS FROM presbyopiapres·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. 2020
Example sentences from the Web for presbyopia
British Dictionary definitions for presbyopia
/ (ˌprɛzbɪˈəʊpɪə) /
a progressively diminishing ability of the eye to focus, noticeable from middle to old age, caused by loss of elasticity of the crystalline lens
Derived forms of presbyopiapresbyopic (ˌprɛzbɪˈɒpɪk), adjective
Word Origin for presbyopia
C18: New Latin, from Greek presbus old man + ōps eye
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
Medical definitions for presbyopia
[ prĕz′bē-ō′pē-ə ]
Inability of the eye to focus sharply on nearby objects, resulting from loss of elasticity of the crystalline lens with advancing age.
Other words from presbyopiapres′by•op′ic (-ŏp′ĭk, -ō′pĭk) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.