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Bifocal vs Progressive - What's the difference?

bifocal | progressive |

As adjectives the difference between bifocal and progressive

is that bifocal is (optics) having two focal lengths while progressive is belonging to or supporting a.

As a noun progressive is

a member or supporter of a.

bifocal

English

Adjective

(-)
  • (optics) Having two focal lengths
  • (of a correcting lens) Divided into two parts, one of which corrects for distance vision and the other for near vision

    • Related terms

    * bifocals * trifocal

    progressive

    English

    Adjective

    (en adjective)
  • Favouring or promoting progress; advanced.
  • Gradually advancing in extent; increasing.
  • Promoting or favoring progress towards improved conditions or new policies, ideas or methods.
    • a progressive politician
    progressive business leadership
  • Of or relating to progressive education.
    • a progressive school
  • (of an income tax or other tax) Increasing in rate as the taxable amount increases.
  • Advancing in severity.
    • progressive paralysis
  • liberal (politically)
  • (grammar) continuous

    • Antonyms

    * regressive * (advancing in severity) non-progressive * conservative

    Derived terms

    * progressive euchre * progressiveness * progressivism * progressivity

    Related terms

    * progress

    Noun

    (en noun)
  • A person who actively favors or strives for progress towards improved conditions, as in society or government.
  • (grammar) A progressive verb.

    • Derived terms

    * future perfect progressive * future progressive * past perfect progressive * past progressive * present perfect progressive * present progressive