/ Dictionary / Index P photoresist: Meaning and Definition of Find definitions for: pho•to•re•sist Pronunciation: (fō"tō-ri-zist'), [key] — n. a photosensitive liquid polymer, used in photolithography to produce integrated circuits. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. photoreduction photoscan Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language