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Synonyms

undesirable

American  
[uhn-di-zahyuhr-uh-buhl] / ˌʌn dɪˈzaɪər ə bəl /

adjective

  1. not desirable or attractive; objectionable.

    undesirable qualities.

noun

  1. a person or thing considered undesirable.

    a collection of malcontents and undesirables.
undesirable British  
/ ˌʌndɪˈzaɪərəbəl /

adjective

  1. not desirable or pleasant; objectionable

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a person or thing that is considered undesirable

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • undesirability noun
  • undesirableness noun
  • undesirably adverb

Etymology

Origin of undesirable

First recorded in 1660–70; un- 1 + desirable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

All AI-generated texts, videos and images must be explicitly labeled and traceable, making it easier to track and punish anyone spreading undesirable content.

From The Wall Street Journal

South Korea’s Ministry of Economy and Finance said Wednesday that an excessively weak Korean won is undesirable, according to the Yonhap News Agency.

From The Wall Street Journal

You asked whether prime money-market funds are undesirable because of breaking the buck, lower yields or volatility.

From MarketWatch

The band, the venue’s team and the audience share an undesirable connective tissue.

From Los Angeles Times

If Congress finds that undesirable, there is no legal obstacle to enacting legislation that would prevent such suits.

From The Wall Street Journal

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.