Word.ws English Dictionary

trifocal

trifocal adjective: involving three foci.

Adjective

trifocal (not comparable)

  1. Involving three foci.
  2. Of or pertaining to corrective lenses that have three different powers per eye.

Origin of trifocal

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

Words formed from trifocal

Questions about trifocal

What does trifocal mean?
Trifocal means involving three foci.
What part of speech is trifocal?
Trifocal is an adjective.

Words near trifocal in the dictionary

  1. Trifluviens
  2. triflux
  3. trifluxes
  4. triflyl
  5. triflyl azide
  6. trifocal
  7. trifocalization
  8. trifocals
  9. trifoil
  10. trifoils
  11. trifold

Source and license

Adapted from Wiktionary: trifocal (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “trifocal.” Word.ws, https://word.ws/trifocal. Based on Wiktionary, CC BY-SA 4.0.