bifocals


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bi·fo·cal

 (bī-fō′kəl, bī′fō′-)
adj.
1. Having two focal lengths.
2. Having one section that corrects for distant vision and another that corrects for near vision, as an eyeglass lens.
3. Having two distinct goals or objects of attention: a bifocal approach to the problem.
pl.n. bi·fo·cals (bī′fō′kəlz, bī-fō′-)
Eyeglasses with bifocal lenses.

bi·fo′cal·ism n.
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.

bifocals

(baɪˈfəʊkəlz)
pl n
(Medicine) a pair of spectacles with bifocal lenses
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.bifocals - eyeglasses having two focal lengths, one for near vision and the other for far vision
eyeglasses, glasses, specs, spectacles - optical instrument consisting of a frame that holds a pair of lenses for correcting defective vision
plural, plural form - the form of a word that is used to denote more than one
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
bifokální brýle
bifokale briller
kaksitehosilmälasit
bifokalne naočale
遠近両用メガネ
이중 초점 안경
dubbelslipade glasögon
แว่นสองเลนส์
kính hai tròng

bifocals

[ˌbaɪˈfəʊkəlz] npllunettes fpl à double foyer
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

bifocals

[baɪˈfəʊklz] nplocchiali mpl bifocali
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

bifocals

نَظّارَة ثُنَائِيَّة البُؤْرَة bifokální brýle bifokale briller Bifokalbrille διπλοεστιακά γυαλιά gafas bifocales kaksitehosilmälasit lunettes à double foyer bifokalne naočale occhiali bifocali 遠近両用メガネ 이중 초점 안경 dubbelfocusbril bifokale briller okulary dwuogniskowe óculos bifocais бифокальные очки dubbelslipade glasögon แว่นสองเลนส์ çift odaklı gözlük kính hai tròng 双焦眼镜
Multilingual Translator © HarperCollins Publishers 2009
References in periodicals archive ?
A 54-year-old postal worker currently wears separate distance and near vision glasses but for convenience would like to try bifocals. Their Rx is as follows:
If you wear bifocals and spend time looking at a screen, the glasses could strain your posture.
They're also available in non-RX bifocals. In addition to the Hawk, the company recently added a variety of frame styles and all of them have UV400, impact-resistant polycarbonate, prescription-compatible lenses.
10 Bifocals; 9 Edison; Thomas 8 Film; 7 Beaver; 6 California; 5 exorcism; An 4 War; Crimean The 3 horse; A2 2004; 1 Quiz:
Reading glasses, bifocals, progressives, and contact lenses are great options for presbyopia, but with the success of laser vision correction for many people, the interest in being 'spectacle-independent' is growing.
These can be fitted with low-power monovision (one eye far and one eye near), or with low-powered bifocals. Daily disposable soft contacts can be very convenient to use for hunting.
As a result, visual stimuli above the horizon are processed sharper, stronger, and faster: our brain is wearing bifocals, so to speak.
THE SCOPEAID FROM CLEMIT WAS CREATED FOR SHOOTERS WHO WEAR bifocals. Its intended purpose is to bring the reticle of a riflescope into sharp focus.
In my case the solution for daily life was a simple one; my optometrist put me in glasses with progressive lenses, sometimes called no-line bifocals. Progressive lenses are true multifocal lenses in that they provide a seamless progression of many lens powers allowing viewing at all distances.
I finally gave up and had my eyes examined, and the result was the dreaded mark of middle age: bifocals. I saw sights clearly, but at the cost of tilting my head back to do so.
Reading Feb.'s issue with even new glasses and bifocals was a strain.
Welch added, "Worst of all, it was my first day with new bifocals. I was trying to judge sight angles, the angle of his fire and mine, and no matter where I moved he seemed to be in that fuzzy breaking point between far distance and close distance on my new bifocals.