bifocal
[ bahy-foh-kuh l, bahy-foh- ]
/ baɪˈfoʊ kəl, ˈbaɪˌfoʊ- /
adjective
Chiefly Optics.
having two foci.
(of an eyeglass or contact lens) having two portions, one for near and one for far vision.
noun
bifocals,
bifocal eyeglasses or contact lenses.
Words nearby bifocal
bifid tongue,
bifilar,
biflagellate,
biflex,
bifluoride,
bifocal,
bifocal lens,
bifocaled,
bifocals,
bifold,
bifoliate
Example sentences from the Web for bifocals
British Dictionary definitions for bifocals (1 of 2)
bifocals
/ (baɪˈfəʊkəlz) /
pl n
a pair of spectacles with bifocal lenses
British Dictionary definitions for bifocals (2 of 2)
bifocal
/ (baɪˈfəʊkəl) /
adjective
optics
having two different focuses
relating to a compound lens permitting near and distant vision
Medical definitions for bifocals
bifocal
[ bī-fō′kəl, bī′fō′- ]
adj.
Having two focal lengths.
Having one section that corrects for distant vision and another that corrects for near vision.