unacceptable

adjective

un·​ac·​cept·​able ˌən-ik-ˈsep-tə-bəl How to pronounce unacceptable (audio)
-ak-
: not acceptable : not pleasing or welcome
unacceptability noun
unacceptably adverb

Examples of unacceptable in a Sentence

a word that is unacceptable in formal English Some of her ideas were unacceptable to other people.
Recent Examples on the Web
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.
This time difference is unacceptable and the cause of many breaches. Austin Gadient, Forbes, 13 Dec. 2024 The lack of information is absolutely unacceptable. Danielle Wallace, Fox News, 12 Dec. 2024 During Tuesday’s meeting, board members agreed that Morris’ remark was unacceptable. Ian James, Los Angeles Times, 12 Dec. 2024 Violence to combat any sort of corporate greed is unacceptable. Amanda Castro, Newsweek, 10 Dec. 2024 See all Example Sentences for unacceptable 

Word History

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of unacceptable was in the 15th century

Dictionary Entries Near unacceptable

Cite this Entry

“Unacceptable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unacceptable. Accessed 17 Dec. 2024.

Kids Definition

unacceptable

adjective
un·​ac·​cept·​able ˌən-ik-ˈsep-tə-bəl How to pronounce unacceptable (audio)
-ak-
: not acceptable : not pleasing or welcome
unacceptably adverb

More from Merriam-Webster on unacceptable

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!