UNAPPROVED Synonyms: 47 Similar and Opposite Words

unapproved

adjective

Definition of unapproved

as in unauthorized

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Example Sentences

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 unapproved Public records obtained by Abridged by PBS KVIE showed multiple instances of unapproved concrete being poured, including one at the Elmhurst Bridge that added six months to the timeline. — Sacbee.com, 16 Sep. 2026 No better place than a SoCal gym to unfurl the mechanics of unapproved peptide trafficking. — Meghana Keshavan, STAT, 4 Sep. 2026 Rahal Letterman Lanigan Honda were all assessed six-place grid penalties for unapproved engine changes. — Matt Reigle Outkick, FOXNews.com, 23 Aug. 2026 Splashtop’s remote access protection flagged one of those samples as an unapproved remote access app. — Neil J. Rubenking, PC Magazine, 23 Aug. 2026 See All Example Sentences for unapproved

Recent Examples of Synonyms for unapproved

Adjective

The company said the model had demonstrated leaps in completing tasks, but OpenAI needed to balance that capability against unauthorized behavior.

— ABC News, ABC News, 30 Sep. 2026
In July, Anthropic described three instances where its Claude models accessed the internet during an evaluation and gained unauthorized access to the real systems of three different organizations.

— Priyanka Salve, CNBC, 29 Sep. 2026

Definition of unauthorized

Adjective

The suspect shot Bilgili with an unlicensed handgun following an argument, Cumhuriyet newspaper and other outlets reported, before he was detained.

— ABC News, ABC News, 28 Sep. 2026
One of the biggest concerns highlighted in the latest annual report is the number of Failure to Place (FTP) episodes in 2025 where youth ended up spending the night in child welfare offices or unlicensed centers.

— Laura Bauer, Kansas City Star, 28 Sep. 2026

Definition of unlicensed

Adjective

OpenAI had described instances where agents communicated with each other through unsanctioned message boards, uploaded files to the internet, and shared files with each other.

— Lim Hui Jie, CNBC, 21 Sep. 2026
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

Definition of unsanctioned

Adjective

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
Lang calls Atterton, who’s in his prison cell with a smuggled phone, to tell him the job is done and that both Bailey-Brown and Sam have been terminated.

— Barry Levitt, Time, 4 Mar. 2026

Definition of smuggled

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unapproachable

unapproved

unapt

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“Unapproved.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unapproved. Accessed 5 Oct. 2026.

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Synonyms of unapproved

adjective

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