/ Dictionary / Index R refract: Meaning and Definition of Find definitions for: re•fract Pronunciation: (ri-frakt'), [key] — v.t. to subject to refraction. to determine the refractive condition of (an eye). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: refract (Thesaurus) Ref. Pres. refractile Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language