• synonyms


[sing-kruh-niz-uh m]
  1. coincidence in time; contemporaneousness; simultaneousness.
  2. the arrangement or treatment of synchronous things or events in conjunction, as in a history.
  3. a tabular arrangement of historical events or personages, grouped according to their dates.
  4. Physics, Electricity. the state of being synchronous.
  5. Psychoanalysis. the simultaneous occurrence of causally unrelated events and the belief that the simultaneity has meaning beyond mere coincidence.
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Also syn·chro·nic·i·ty [sing-kruh-nis-i-tee] /ˌsɪŋ krəˈnɪs ɪ ti/ (for defs 1, 4, 5).

Origin of synchronism

1580–90; < Medieval Latin synchronismus < Greek synchronismós, equivalent to sýnchron(os) synchronous + -ismos -ism
Related formssyn·chro·nis·tic, syn·chro·nis·ti·cal, adjectivesyn·chro·nis·ti·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for synchronistically


  1. the quality or condition of being synchronous
  2. a chronological usually tabular list of historical persons and events, arranged to show parallel or synchronous occurrence
  3. the representation in a work of art of one or more incidents that occurred at separate times
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Word Origin for synchronism

C16: from Greek sunkhronismos; see synchronous, -ism
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for synchronistically



1580s, "quality of being synchronous," from Modern Latin synchronismus, from Greek synchronismos, from synchronos (see synchronous). Meaning "recurring at the same successive instants of time" is from 1854.

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Online Etymology Dictionary, © 2010 Douglas Harper

synchronistically in Medicine


(sĭngkrə-nĭz′əm, sĭn-)
  1. Coincidence in time; simultaneousness.synchronia
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.