Definitions for trifocaltraɪˈfoʊ kəl, ˈtraɪˌfoʊ-
This page provides all possible meanings and translations of the word trifocal
Random House Webster's College Dictionary
tri•fo•caltraɪˈfoʊ kəl, ˈtraɪˌfoʊ-(adj.)
(of a lens) having three foci.
(of an eyeglass lens) having three portions, one for near, one for intermediate, and one for far vision.
(n.)trifocals, eyeglasses with trifocal lenses.
Origin of trifocal:
Of or pertaining to corrective lenses that have three different powers per eye.
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