interventionism

noun

in·​ter·​ven·​tion·​ism ˌin-tər-ˈven(t)-shə-ˌni-zəm 

: the theory or practice of intervening

specifically : governmental interference in economic affairs at home or in political affairs of another country

interventionist

ˌin-tər-ˈven(t)-shə-nist 

-ˈvench-nist

noun or adjective

Examples of interventionism in a Sentence

a proponent of aggressive economic interventionism

Recent Examples on the Web

In a region where anti-American sentiment is growing, former Colombian President and ex-UNASUR Secretary General Ernesto Samper told that Trump’s interventionism could backfire, energizing leftist movements across Latin America. —Jesus Mesa, MSNBC Newsweek, 26 Oct. 2025

Elected in 2012 amid the Tea Party movement, Massie has been a consistent critic of an overreaching federal government, of budget deficits and foreign interventionism. —The Editorial Board, Oc Register, 22 Oct. 2025

But Trump’s arbitrary brand of interventionism comes with obvious dangers. —John Cassidy, New Yorker, 29 Sep. 2025

This backward-spooling collapse into strongman interventionism is the result of Congress’s baseline failure to shield its own constitutional powers. —Chris Lehmann, Harpers Magazine, 20 Aug. 2025

Word History

First Known Use

1923, in the meaning defined above

Rhymes for interventionism

• absolutism
• adventurism
• aestheticism
• africanism
• agnosticism
• alcoholism
• anabolism
• anachronism
• anglicanism
• antagonism
• arianism
• asceticism