IMPERMISSIBLE Synonyms: 91 Similar and Opposite Words

impermissible

adjective

ˌim-pər-ˈmi-sə-bəl

Definition of impermissible

as in prohibited

that may not be permitted trial juries must be able to discern the difference between a permissible inference and impermissible speculation

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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 impermissible Court records show that Sorsby has acknowledged making thousands of impermissible bets totaling at least $90,000 during his time at Indiana, Cincinnati and Texas Tech. — Stephen Hawkins, Chicago Tribune, 8 June 2026 Court records show that Sorsby has acknowledged making thousands of impermissible bets on pro and college sports totaling at least $90,000 during his time at Indiana, Cincinnati and Texas Tech. — ABC News, 15 June 2026 With the recent news out of Lubbock that transfer quarterback Brendan Sorsby may potentially miss the 2026 season due to impermissible gambling, Red Raider fans are no doubt scrambling to try to find a positive spin to their offseason. — Austin Perry Outkick, FOXNews.com, 29 Apr. 2026 Now, DeSantis and his legislative collaborators argue that their own 2022 map created a racial gerrymander, Broward County’s District 20, that’s impermissible under the federal Constitution. — Sun Sentinel Editorial Board, Sun Sentinel, 2 June 2026 See All Example Sentences for impermissible

Recent Examples of Synonyms for impermissible

Adjective

There is, however, room for questions about where the line between prohibited and acceptable political involvement will fall in practice.

— BrieAnna J. Frank, USA Today, 11 July 2025
The list of prohibited and restricted items, as found on the CBP website, includes alcohol, biological materials, firearms, food and produce such as fruits and vegetables, soil, wildlife, fish, and gold, among other items.

— Dan Perry, Newsweek, 28 Feb. 2025

Definition of prohibited

Adjective

More recently, mathematicians have been able to adapt Erdős’ method to get better estimates of Ramsey numbers where the forbidden cliques differ vastly in size.

— Leila Sloman, Quanta Magazine, 26 June 2026
And thank God for that, because forbidden love is my favorite type of drama to watch on Love Island.

— Kathleen Walsh, Vulture, 16 June 2026

Definition of forbidden

Browse Nearby Words

impermeable

impermissible

impersonal

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“Impermissible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impermissible. Accessed 7 Jul. 2026.

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Synonyms of impermissible

adjective

Example Sentences

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