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Synonyms

discredit

American  
[dis-kred-it] / dɪsˈkrɛd ɪt /

verb (used with object)

  1. to injure the credit or reputation of; defame.

    an effort to discredit honest politicians.

    Synonyms:
    undermine, tarnish, disgrace, disparage
  2. to show to be undeserving of trust or belief; destroy confidence in.

    Later research discredited earlier theories.

  3. to give no credence to; disbelieve.

    There was good reason to discredit the witness.


noun

  1. loss or lack of belief or confidence; disbelief; distrust.

    His theories met with general discredit.

  2. loss or lack of repute or esteem; disrepute.

  3. something that damages a good reputation.

    This behavior will be a discredit to your good name.

discredit British  
/ dɪsˈkrɛdɪt /

verb

  1. to damage the reputation of

  2. to cause to be disbelieved or distrusted

  3. to reject as untrue or of questionable accuracy

"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, thing, or state of affairs that causes disgrace

  2. damage to a reputation

  3. lack of belief or confidence

"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

  • undiscredited adjective

Etymology

Origin of discredit

First recorded in 1550–60; dis- 1 + credit

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.

But she doesn't think Redzepi's actions "should discredit the works and culinary experimentation they've been doing."

From Barron's • Mar. 12, 2026

Anna Sale: When news came out about your tattoo—the skull-and-crossbones design that resembles Nazi imagery—you said it was fed from people researching your background who wanted to discredit you.

From Slate • Mar. 4, 2026

In a statement Monday, Rodriguez said “people are pointing to messages where I was polite, grateful, or vulnerable — and trying to use that to discredit me.”

From Los Angeles Times • Dec. 29, 2025

This is a notable and perhaps sobering parallel, but it does not necessarily discredit contemporary psychiatry, as Ms. Antonetta seems to imply.

From The Wall Street Journal • Nov. 24, 2025

It consisted in falsifying a series of production reports of two years ago in such a way as to cast discredit on a prominent member of the Inner Party who was now under a cloud.

From "1984" by George Orwell