McCarthyism

noun

Mc·​Car·​thy·​ism mə-ˈkär-thē-ˌi-zəm How to pronounce McCarthyism (audio)
also -ˈkär-tē-
: a mid-20th century political attitude marked by opposition to elements held to be subversive and by the use of unsubstantiated and widely publicized personal attacks
broadly : defamation of character or reputation through such tactics
McCarthyist
mə-ˈkär-thē-ist How to pronounce McCarthyism (audio)
also -ˈkär-tē-
adjective
McCarthyite
mə-ˈkär-thē-ˌīt How to pronounce McCarthyism (audio)
also -ˈkär-tē-
noun or adjective

Examples of McCarthyism in a Sentence

Recent Examples on the Web
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Even the topical songs of the sixties folk movement constituted a revival, a reinvention of the Popular Front-style political art of the thirties and forties, for the waning years of McCarthyism. Mitch Therieau, New Yorker, 7 Feb. 2026 The Lilith Society becomes an escape, particularly as the legacy of McCarthyism hovers over the city. Carly Tagen-Dye, PEOPLE, 4 Feb. 2026 History shows that nothing good came out of McCarthyism. Chris John Amorosino, Hartford Courant, 16 Jan. 2026 Reiner’s father opposed the Communist hunt of McCarthyism in the 1950s and his mother, Estelle Reiner, a singer and actor, protested the Vietnam War. Jake Coyle, Fortune, 15 Dec. 2025 See All Example Sentences for McCarthyism

Word History

Etymology

Joseph R. McCarthy

First Known Use

1950, in the meaning defined above

Time Traveler
The first known use of McCarthyism was in 1950

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Cite this Entry

“McCarthyism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/McCarthyism. Accessed 15 Feb. 2026.

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