Look up: bifocal

1. bifocal
   [adj] - (optics) having two foci
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. Bifocal
   a lens that corrects both near and distant vision by having two parts with different focusing strengths
   Found on http://www.medichecks.com/glossary.cfm?l
   
   
3. bifocal
   a spectacle lens of two portions whose focal powers differ from each other Category: Medicine
   Found on http://www.mijnwoordenboek.nl/definition
   
   
4. Bifocal
   Bi·fo'cal adjective [ Prefix bi-+ focal .] Having two foci, as some spectacle lenses.
   Found on http://www.encyclo.co.uk/webster/B/49
   
   
5. bifocal
   Having two foci. ... (05 Mar 2000) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
6. bifocal
   adjective having two foci; `bifocal eyeglasses`
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
7. bifocal
   (bi-fo´-) (bi´fo-kәl) of a lens, having two areas with different refractive powers.
   Found on http://www.encyclo.co.uk/local/21001
   
   
8. Bifocal
   • (a.) Having two foci, as some spectacle lenses.
   Found on http://thinkexist.com/dictionary/meaning
   
   
9. bifocal
   bifocal 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. Embodying two distinct and often conflicting goals, interests, or courses of action.
   Found on http://www.wordinfo.info/words/index/inf
   
   
10. bifocal
    Type: Term Pronunciation: bī-fō′kăl Definitions: 1. Having two foci.
    Found on http://www.medilexicon.com/medicaldictio
    
    
11. BIFOCAL
    A lens with two focal lengths, usually for distance/near vision.
    Found on http://eyediologyopticians.co.uk/pages/E