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Synonyms

psychological warfare

American

noun

the use of propaganda, threats, and other psychological techniques to mislead, intimidate, demoralize, or otherwise influence the thinking or behavior of an opponent.

psychological warfare British

noun

the military application of psychology, esp to propaganda and attempts to influence the morale of enemy and friendly groups in time of war

"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

Etymology

Origin of psychological warfare

First recorded in 1935–40

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.

See Examples For:

psychological warfare

During times of unrest, Tharallah coordinates intelligence, policing and the Basij, as well as psychological warfare.

From The Wall Street Journal ● Mar. 4, 2026

In an “open letter to Trello leadership,” one person begins by asking, “Are you secretly conducting psychological warfare, or did a sleep-deprived intern hit ‘publish’ on your latest update by accident?”

From Slate ● Aug. 4, 2025

The Army’s psychological warfare soldiers are using their brand of mental combat to bring in what the service needs: recruits.

From Seattle Times ● May 1, 2024

The mother of an Israeli hostage accidentally killed by Israeli soldiers in Gaza has described hostage videos released by Hamas as "psychological warfare".

From BBC ● Jan. 16, 2024

Seabiscuit’s psychological warfare raised more problems than simple wounded pride.

From "Seabiscuit: An American Legend" by Laura Hillenbrand

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