Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun optics Spectacles with corrective lenses that have three different powers per eye.

Etymologies

Sorry, no etymologies found.

Examples

  • Got exam, two pairs of graduated trifocals and frames for a little over $2000 pesos recently. johanson

    Eye Care

  • I need new trifocals — where can I send you my bill?

    The Volokh Conspiracy » Just Wondering

  • Got exam, two pairs of graduated trifocals and frames for a little over $2000 pesos recently. johanson

    Eye Care

  • Got exam, two pairs of graduated trifocals and frames for a little over $2000 pesos recently. johanson

    Eye Care

  • Got exam, two pairs of graduated trifocals and frames for a little over $2000 pesos recently. johanson

    Eye Care

  • Got exam, two pairs of graduated trifocals and frames for a little over $2000 pesos recently. johanson

    Eye Care

  • Got exam, two pairs of graduated trifocals and frames for a little over $2000 pesos recently. johanson

    Eye Care

  • Bartleby said, looking over the top of his trifocals at a smallish stack of documents that I concluded must be important, as well as the reason I was at that moment sitting in the Chief Executive Officer's office.

    Things You Can Do, Some Can't Be Done

  • Progressive lenses and trifocals have intermediate-range correction built in but it's typically so narrow that you have to hold your head at precisely the right angle to hit the sweet spot, which can wreak havoc on neck muscles after just a few minutes.

    Becoming a Squinter Nation

  • Previous studies have found that multifocal glasses, which include bifocals, trifocals and progressive lenses, compromise depth perception and impair balance.

    How Acupuncture May Work

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