unpleasant

adjective

un·​pleas·​ant ˌən-ˈple-zᵊnt How to pronounce unpleasant (audio)
Synonyms of unpleasantnext
: not pleasant : not amiable or agreeable : displeasing
unpleasant odors
unpleasantly adverb

Examples of unpleasant in a Sentence

I stopped taking the drug because of its unpleasant side effects. There was an unpleasant smell coming from the basement. The weather is so unpleasant here. I like the shop, but the staff are so unpleasant.
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.
The law requires members all be treated consistently, so unpleasant abusive members are entitled to the same roof repair as saintly grateful members. Kelly G. Richardson, San Diego Union-Tribune, 13 Jan. 2026 Spraying and cleaning the interior surfaces will remove stains and prevent unpleasant smells. Keenan Thompson, USA Today, 9 Jan. 2026 The law requires members all be treated consistently, so unpleasant abusive members are entitled to the same roof repair as saintly grateful members. Kelly G. Richardson, Oc Register, 9 Jan. 2026 Using a speaker outside the stall results in reverb and echoing as the music bounces around the bathroom walls, making the sound muddy and unpleasant. Bestreviews, Chicago Tribune, 8 Jan. 2026 See All Example Sentences for unpleasant

Word History

First Known Use

15th century, in the meaning defined above

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

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Cite this Entry

“Unpleasant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unpleasant. Accessed 18 Jan. 2026.

Kids Definition

unpleasant

adjective
un·​pleas·​ant ˌən-ˈplez-ᵊnt How to pronounce unpleasant (audio)
ˈən-
: not pleasant : not friendly or agreeable : displeasing
unpleasantly adverb
unpleasantness noun

More from Merriam-Webster on unpleasant

Last Updated: - Updated example sentences
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