UNSANCTIONED Synonyms: 47 Similar and Opposite Words

unsanctioned

adjective

Definition of unsanctioned

as in unauthorized

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of unsanctioned Prompt injection, training data poisoning, model manipulation, agent permission abuse and the leakage of sensitive information into unsanctioned tools create new exposures and expand the attack surface. — Rob Sloan, Forbes.com, 18 Sep. 2026 The unsanctioned parades of cars decked out in Mexican flags have previously led to major traffic jams and impasses for emergency vehicles. — Allison Kiehl, Chicago Tribune, 11 Sep. 2026 In all, 1,200 agents sent more than 70,000 messages and files through the unsanctioned message board, according to an independent investigation from the AI research nonprofit METR. — Dan Goodin, ArsTechnica, 27 Aug. 2026 Meta and Anthropic also disclosed their own systems took unsanctioned actions during cybersecurity tests, a wake-up call for the AI and cybersecurity industry. — Hadas Gold, CNN Money, 24 Aug. 2026 See All Example Sentences for unsanctioned

Recent Examples of Synonyms for unsanctioned

Adjective

Fortunately, transparency logs account for much of that failure, but this measure requires parties to actively monitor massive feeds and works only after unauthorized certificates have been issued.

— Dan Goodin, ArsTechnica, 20 Oct. 2026
Police also reported no evidence of unauthorized access to department systems or compromised police data.

— Kurt Knutsson, FOXNews.com, 19 Oct. 2026

Definition of unauthorized

Adjective

Several employee open cup containers with unapproved screw-top lids were on the shelf, prep table and food prep storage.

— Sacbee.com, Sacbee.com, 23 Oct. 2026
Her filing claimed that Peters also gave her an unapproved drug that may have included some kind of methamphetamine.

— Kory Grow, Rolling Stone, 22 Oct. 2026

Definition of unapproved

Adjective

New York state sued Kalshi and Polymarket this year, claiming that the companies each ran unlicensed sports gambling businesses.

— Mike Vorkunov, New York Times, 26 Oct. 2026
Professional psychologists have cautioned the public against using unlicensed AI chatbots as therapists.

— Andrew R. Chow, Time, 22 Oct. 2026

Definition of unlicensed

Adjective

But Rankin does mention a thuggish figure named Kodama Yoshio, who worked for Japanese spy agencies in China while trading in narcotics and smuggled goods.

— Ian Buruma, New Yorker, 12 Oct. 2026
The smuggled animals, which were imported from both Hong Kong and Mexico without permits, included Mexican beaded lizards, Mexican box turtles and Yucatan box turtles and baby crocodiles, prosecutors said.

— Dean Fioresi, CBS News, 31 May 2026

Definition of smuggled

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unsalable

unsanctioned

unsanitary

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“Unsanctioned.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unsanctioned. Accessed 28 Oct. 2026.

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Synonyms of unsanctioned

adjective

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