[in-ter-ven-shuh n]


the act or fact of intervening.
interposition or interference of one state in the affairs of another.

Origin of intervention

1375–1425; late Middle English < Late Latin interventiōn- (stem of interventiō) a coming between. See intervene, -tion
Related formsin·ter·ven·tion·al, in·ter·ven·tion·ar·y, adjectivepro·in·ter·ven·tion, adjectivere·in·ter·ven·tion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for intervention

Contemporary Examples of intervention

Historical Examples of intervention

  • There was no opportunity for its intervention while the melley lasted.

  • It is only by the intervention of a miracle that we can ever revisit the dear, lamented fields of Clwyd.


    William Godwin

  • The intervention of the retinue of Roderic was scarcely admitted.


    William Godwin

  • He prayed, too, that there might be no need for his intervention.

    St. Martin's Summer

    Rafael Sabatini

  • It is not an intervention of public interest that is usually welcomed.

    Herbert Hoover

    Vernon Kellogg

British Dictionary definitions for intervention



the act of intervening
any interference in the affairs of others, esp by one state in the affairs of another
economics the action of a central bank in supporting the international value of a currency by buying large quantities of the currency to keep the price up
commerce the action of the EU in buying up surplus produce when the market price drops to a certain value
Derived Formsinterventional, adjective
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 intervention

early 15c., "intercession, intercessory prayer," from Middle French intervention or directly from Late Latin interventionem (nominative interventio) "an interposing," noun of action from past participle stem of Latin intervenire "to come between, interrupt," from inter- "between" (see inter-) + venire "come" (see venue).

Online Etymology Dictionary, © 2010 Douglas Harper

intervention in Medicine




Interference so as to modify a process or situation.
Related formsin′ter•vene (ĭn′tər-vēn) v.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.