Dictionary.com
Thesaurus.com
Synonyms

peacekeeper

American  
[pees-kee-per] / ˈpisˌki pər /

noun

  1. a person who maintains or restores peace and amity; mediator.

    Mother was the peacekeeper in our family.

  2. a soldier, military force, etc., deployed to maintain or restore peace.

    American marines sent abroad as peacekeepers.

Etymology

Origin of peacekeeper

First recorded in 1570–80; peace + keeper

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Dujarric, of the UN, said the peacekeepers in Lebanon were "soldiers sent there on behalf of the international community... and everyone needs to ensure that they are protected and never targeted".

From BBC

A UN security source told AFP that Israeli fire had killed an Indonesian peacekeeper at the weekend, after the UN force said it was investigating the incident.

From Barron's

It has not yet been established who killed the peacekeepers.

From BBC

Unifil said of the two deaths on Monday: "We extend our sincerest condolences to the family, friends, and colleagues of those brave peacekeepers who gave their lives in service of peace."

From BBC

Injury ended his gridiron dreams and led him onto the more genteel fields of baseball, where he became a peacekeeper rather than a mayhem maker.

From The Wall Street Journal

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.