reactionary

adjective

re·​ac·​tion·​ary rē-ˈak-shə-ˌner-ē How to pronounce reactionary (audio)
Synonyms of reactionarynext
: relating to, marked by, or favoring reaction
especially : ultraconservative in politics
reactionary noun
reactionaryism noun

Examples of reactionary in a Sentence

reactionary guardians of proper English usage invariably regard every new coinage that comes along as a nonword
Recent Examples on the Web
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By the end of the 1970s, the band and movemenet were losing goodwill, loathed by both the hip disco cognoscenti and a reactionary macho counterinsurgence that culminated in the vinyl furnace at Disco Demolition Night in Chicago. Jazz Monroe, Pitchfork, 1 July 2026 However, the team isn’t presenting Sentnor as a reactionary move to Straus’ departure. Asli Pelit, New York Times, 19 June 2026 Only within the logic of an authoritarian or deeply reactionary culture can justice and beauty become controversial aims. The Atlantic, 16 June 2026 Garrett says the new protocols acknowledge that academic institutions have the responsibility to take steps for the safety of their researchers and protect them from potentially dangerous interactions with conspiracy theorists and other reactionary zealots. Emma Gometz, Scientific American, 12 June 2026 See All Example Sentences for reactionary

Word History

First Known Use

1815, in the meaning defined above

Time Traveler
The first known use of reactionary was in 1815

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Cite this Entry

“Reactionary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reactionary. Accessed 3 Jul. 2026.

Kids Definition

reactionary

1 of 2 adjective
re·​ac·​tion·​ary
rē-ˈak-shə-ˌner-ē
: of, relating to, or favoring old-fashioned political or social ideas

reactionary

2 of 2 noun
plural reactionaries
: a reactionary person

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