/ Dictionary / Index S synchronal: Meaning and Definition of Find definitions for: syn•chro•nal Pronunciation: (sing'kru-nl), [key] — adj. synchronous. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: synchronal (Thesaurus) synchromism synchroneity Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language