Brainwash Definition

brānwŏsh, -wôsh
brainwashed, brainwashes, brainwashing
To subject to brainwashing.
American Heritage
To indoctrinate so intensively and thoroughly as to effect a radical transformation of beliefs and mental attitudes.
Webster's New World
To subject to brainwashing.
American Heritage Medicine
(figuratively, dated) To take from an electronically controlled machine its stored-up information; to erase a computer's programming. (1960)
The process or an instance of brainwashing.
American Heritage Medicine
An effect upon one's memory, belief, or ideas.

Origin of Brainwash

  • A calque of the Chinese 洗脑 (xǐ nǎo), literally "to wash the brain". Usage via U.S. military during Korean War.

    From Wiktionary

  • Back-formation from brainwashing

    From American Heritage Dictionary of the English Language, 5th Edition

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