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definitions

diachronic

[dahy-uh-kron-ik]
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adjective Linguistics.

of or relating to the changes in a linguistic system between successive points in time; historical: diachronic analysis.
Compare synchronic.

Origin of diachronic

1925–30; < French diachronique (term introduced by F. de Saussure); see dia-, chronic
Related formsdi·a·chron·i·cal·ly, adverbdi·a·chron·ic·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for diachronic

Historical Examples of diachronic

  • Now, again I repeat, there is no imaginable difference to sense between the prochronic and the diachronic development.

    Omphalos

    Philip Henry Gosse

  • The two creations,—the extinct and the extant,—or rather the prochronic and the diachronic—here unite.

    Omphalos

    Philip Henry Gosse

British Dictionary definitions for diachronic

diachronic

adjective

of, relating to, or studying the development of a phenomenon through time; historicaldiachronic linguistics Compare synchronic

Word Origin for diachronic

C19: from dia- + Greek khronos time
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 diachronic
adj.

1857, from Greek dia "throughout" (see dia-) + khronos "time" (see chrono-). Use in linguistics dates from 1927.

Online Etymology Dictionary, © 2010 Douglas Harper
diachronic in Medicine

diachronic

[dī′ə-krŏn′ĭk]

adj.

Of or concerned with phenomena as they change through time.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.