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interventionist

British  
/ ˌɪntəˈvɛnʃənɪst /

adjective

  1. of, relating to, or advocating intervention, esp in the affairs of a foreign country

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. an interventionist person or state

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • interventionism noun

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In response, interventionist hawks hit back with parody songs like “I Didn’t Raise My Boy to Be a Coward,” according to James Sullivan’s book “Which Side Are You On?”

From The Wall Street Journal • Feb. 10, 2026

Sometimes he is called an isolationist, sometimes an interventionist.

From BBC • Jan. 20, 2026

Greenberg suggested a more interventionist approach might be needed.

From Barron's • Dec. 27, 2025

Salazar, a Corona resident and daughter of immigrants, said she’d heard of a raid on the 91 Freeway, which she takes to go home from her job as a behavioral interventionist.

From Los Angeles Times • Jun. 25, 2025

Taking the interventionist by the arm, he drew him rapidly out of doors.

From Tartarin of Tarascon by Daudet, Alphonse