/ Dictionary / Index P photovoltaics: Meaning and Definition of Find definitions for: pho•to•vol•ta•ics Pronunciation: (fō"tō-vōl-tā'iks), [key] — n. a field of semiconductor technology involving the direct conversion of electromagnetic radiation as sunlight, into electricity. devices designed to perform such conversion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. photovoltaic effect photozincography Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language