presbyopia

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pres·by·o·pi·a

 (prĕz′bē-ō′pē-ə, prĕs′-)
n.
Inability of the eye to focus sharply on nearby objects, resulting from loss of elasticity of the crystalline lens with advancing age.

[New Latin : Greek presbus, old man; see per in Indo-European roots + -opia.]

pres′by·op′ic (-ŏp′ĭk, -ō′pĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

presbyopia

(ˌprɛzbɪˈəʊpɪə) or

presbyopy

n
(Pathology) a progressively diminishing ability of the eye to focus, noticeable from middle to old age, caused by loss of elasticity of the crystalline lens
[C18: New Latin, from Greek presbus old man + ōps eye]
presbyopic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

pres•by•o•pi•a

(ˌprɛz biˈoʊ pi ə, ˌprɛs-)

n.
farsightedness due to ciliary muscle weakness and loss of elasticity in the crystalline lens, usu. associated with aging.
[1785–95; < Greek presby- (comb. form of présbys old, old man) + -opia]
pres`by•op′ic (-ˈɒp ɪk) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.presbyopia - a reduced ability to focus on near objects caused by loss of elasticity of the crystalline lens after age 45
hypermetropia, hypermetropy, hyperopia, longsightedness, farsightedness - abnormal condition in which vision for distant objects is better than for near objects
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

presbyopia

n presbicia, vista cansada (fam)
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
In addition, the optometrists examine patients for vision conditions including nearsightedness, farsightedness, astigmatism and presbyobia.
Finally, people suffering from vision problems such as presbyobia or macular degeneration may find that speech recognition, systems can make word-processing tasks easier.