the maintenance of international peace and security by the deployment of military forces in a particular area: the United Nations' efforts toward peacekeeping.
an instance of this.


for or pertaining to peacekeeping: peacekeeping forces.

Origin of peacekeeping

First recorded in 1960–65; peace + keeping Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for peace-keeping

Contemporary Examples of peace-keeping

Historical Examples of peace-keeping

  • A fiercely quarrelsome folk, a peace-keeping, gentle folk will sound their note very soon.


    Mary Johnston

  • "Let's get it plumb straight, Dave," he pleaded, in the quiet tone of one who will leave no peace-keeping stone unturned.

    The Real Man

    Francis Lynde

  • In 1961 the peace-keeping strength of the United Nations was reinforced.

British Dictionary definitions for peace-keeping



  1. the maintenance of peace, esp the prevention of further fighting between hostile forces in an area
  2. (as modifier)a UN peacekeeping force
Derived Formspeacekeeper, noun
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 peace-keeping

also peacekeeping, 1961 in the international sense, from peace + keeping, verbal noun from keep (v.). Earlier "preservation of law and order" (mid-15c.). Related: Peace-keeper (1570s).

Online Etymology Dictionary, © 2010 Douglas Harper