bifocal

English dictionary entry

Meanings

adj
  1. Having two focal lengths.
  2. Divided into two parts, one of which corrects for distance vision and the other for near vision.

Word forms

bifocal

Etymology

By surface analysis, bi- + focal, or, by surface analysis, bi- + foc(us) + -al.

Related words

Derived words

This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.