/ Dictionary / Index A asynchronous: Meaning and Definition of Find definitions for: a•syn•chro•nous Pronunciation: (ā-sing'kru-nus), [key] — adj. not occurring at the same time. (of a computer or other electrical machine) having each operation started only after the preceding operation is completed. of or pertaining to operation without the use of fixed time intervals (opposed to synchronous). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: asynchronous (Thesaurus) asynchronism asynchronous transmission Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language