Definition of psychological warfare
: things that are done to make someone (such as an enemy or opponent) become less confident or to feel hopeless, afraid, etc.
The army used radio broadcasts into enemy territory as a form of psychological warfare.
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“Psychological warfare.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/psychological%20warfare. Accessed 27 Jan. 2022.
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