[ sing-kruh-niz-uh m ]
/ ˈsɪŋ krəˌnɪz əm /


coincidence in time; contemporaneousness; simultaneousness.
the arrangement or treatment of synchronous things or events in conjunction, as in a history.
a tabular arrangement of historical events or personages, grouped according to their dates.
Physics, Electricity. the state of being synchronous.
Psychoanalysis. the simultaneous occurrence of causally unrelated events and the belief that the simultaneity has meaning beyond mere coincidence.
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

OTHER WORDS FROM synchronism

syn·chro·nis·tic, syn·chro·nis·ti·cal, adjectivesyn·chro·nis·ti·cal·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for synchronicity

British Dictionary definitions for synchronicity (1 of 2)

/ (ˌsɪnkrəˈnɪsɪtɪ) /


an apparently meaningful coincidence in time of two or more similar or identical events that are causally unrelated

Word Origin for synchronicity

C20: coined by Carl Jung from synchronic + -ity

British Dictionary definitions for synchronicity (2 of 2)

/ (ˈsɪŋkrəˌnɪzəm) /


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

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

Medical definitions for synchronicity

[ sĭngkrə-nĭz′əm, sĭn- ]


Coincidence in time; simultaneousness.synchronia
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.