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Synonyms

interdiction

American  
[in-ter-dik-shuhn] / ˌɪn tərˈdɪk ʃən /

noun

  1. an act or instance of interdicting.

  2. the state of being interdicted.

  3. an interdict.

  4. steady bombardment of enemy positions and communications lines for the purpose of delaying and disorganizing progress.


interdiction British  
/ ˌɪntəˈdɪkʃən /

noun

  1. the act of interdicting or state of being interdicted

  2. an interdict

"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

Etymology

Origin of interdiction

First recorded in 1485–95, interdiction is from the Latin word interdictiōn- (stem of interdictiō ). See interdict, -ion

Vocabulary lists containing interdiction

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.

His career has included Coast Guard search and rescue operations, maritime salvage missions, drug interdiction work, and research at the Johns Hopkins University Applied Physics Laboratory involving autonomous systems, space technologies, and undersea platforms.

From Science Daily • Jun. 11, 2026

The U.S. military has turned around nearly three dozen vessels and intercepted other Iranian-flagged ships, enforcing a blockade and interdiction orders.

From The Wall Street Journal • Apr. 24, 2026

"Overnight, U.S. forces carried out a maritime interdiction and right-of-visit boarding of the sanctioned stateless vessel M/T Majestic X transporting oil from Iran, in the Indian Ocean," it said on X.

From Barron's • Apr. 23, 2026

The Pentagon statement on Sunday defined the operation as "a right-of-visit, maritime interdiction and boarding".

From BBC • Feb. 15, 2026

What we were supposed to be doing was what they called an interdiction number.

From "Fallen Angels" by Walter Dean Myers

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