unacceptable

adjective

ˌən-ik-ˈsep-tə-bəl How to pronounce unacceptable (audio)
Definition of unacceptablenext
as in wrong
falling short of a standard this work is entirely unacceptable

Synonyms & Similar Words

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Antonyms & Near Antonyms

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 unacceptable Notifying our offices on the day the decision was made public, without prior conversations or an opportunity to understand the rationale and explore potential solutions, is unacceptable. — Noelle Lilley, CBS News, 14 Oct. 2026 OpenAI took months to discover the incident and notify the Australian agencies affected — that’s unacceptable by my standard. — Rumman Chowdhury, Vogue, 13 Oct. 2026 Radev has said that such attacks are unacceptable and that Bulgaria will continue to investigate the attacks together with its EU and NATO allies to establish the truth. — ABC News, 13 Oct. 2026 But some experts say the evidence is sufficient to conclude Vykat is causing unacceptable harm. — Ed Silverman, STAT, 13 Oct. 2026 See All Example Sentences for unacceptable
Recent Examples of Synonyms for unacceptable
  1. wrong
  2. poor
  3. lame
  4. bad
  5. horrible
  6. terrible
  7. deficient
  8. awful
Adjective
  • Without it, the language model is a very expensive way to write faster emails to the wrong people.
    — Stephen Messer, Fortune, 23 Oct. 2026
  • Those chats tended to include what was going right or wrong or could be better.
    — Kansas City Star, Kansas City Star, 22 Oct. 2026
Definition of wrong
Adjective
  • Disease that has spread to those organs is associated with poorer treatment outcomes.
    — Annika Kim Constantino, CNBC, 24 Oct. 2026
  • They were frustrated with teacher shortages and poor conditions at schools, including overcrowded classrooms and dilapidated buildings.
    — James Cirrone , Brittany Miller, FOXNews.com, 24 Oct. 2026
Definition of poor
Adjective
  • Poetry gets left behind by the exigency of character development or, in the movie’s self-defeating logic, because the art form doesn’t really matter and is only a lame excuse for people who won’t take responsibility and grow up.
    — Literary Hub, Literary Hub, 16 Oct. 2026
  • Blumenthal hopes to see action on KOSA in the lame-duck session.
    — Lisa Hagen, Hartford Courant, 2 Oct. 2026
Definition of lame
Adjective
  • High oil prices are bad for Asia, which imports most of its fuel.
    — Jim Edwards, Fortune, 22 Oct. 2026
  • Futures are worse, Asia closed deep in the red, and Europe is also broadly lower.
    — Leonie Kidd, CNBC, 22 Oct. 2026
Definition of bad
Adjective
  • There’s a big data center that just came to my community not long ago and their community engagement was horrible, absolutely horrible.
    — Dustin DeSoto, Vox, 16 Oct. 2026
  • After the third day of squirting an experimental drug up his nose, Dylan Meetze felt horrible.
    — Amy Maxmen, Miami Herald, 15 Oct. 2026
Definition of horrible
Adjective
  • The second storyline takes place in 2026 and concerns the murder of none other than Hal Jordan, who returned to Rushville as a social pariah after the terrible events that transpired 10 years before.
    — Jennifer Ouellette, ArsTechnica, 19 Oct. 2026
  • The Eagles are struggling, the Cowboys look terrible, and the Giants don’t have a quarterback.
    — OutKick, FOXNews.com, 19 Oct. 2026
Definition of terrible
Adjective
  • The travel investigation doesn't establish that the firm's engineering designs were deficient and nothing in the records independently establishes that the performance adjustment was improper.
    — Tyler Horst, CBS News, 15 Oct. 2026
  • There’s lots of neutral hues available but the sunny yellow will brighten up any window-deficient bathroom.
    — Audrey Lee, Architectural Digest, 6 Oct. 2026
Definition of deficient
Adjective
  • Jake Bauers has been awful for most of his career, but graduated in 2018 as a top-50 prospect.
    — Ian Miller OutKick, FOXNews.com, 18 Oct. 2026
  • Trailing 12-0 after its awful start, BC scored the next 14 points, jumping in front on McKenzie’s 11-yard score to Javarius Green.
    — ABC News, ABC News, 17 Oct. 2026
Definition of awful

Browse Nearby Words

unacceptability
unacceptable
unacceptably
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Cite this Entry

“Unacceptable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unacceptable. Accessed 25 Oct. 2026.

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