/ Dictionary / Index S synchrony: Meaning and Definition of Find definitions for: syn•chro•ny Pronunciation: (sing'kru-nē), [key] — pl. -nies. simultaneous occurrence; synchronism. a synchronic approach to language study. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: synchrony (Thesaurus) synchronous speed synchroscope Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language