discredit
Americanverb (used with object)
-
to injure the credit or reputation of; defame.
an effort to discredit honest politicians.
-
to show to be undeserving of trust or belief; destroy confidence in.
Later research discredited earlier theories.
-
to give no credence to; disbelieve.
There was good reason to discredit the witness.
noun
-
loss or lack of belief or confidence; disbelief; distrust.
His theories met with general discredit.
-
loss or lack of repute or esteem; disrepute.
-
something that damages a good reputation.
This behavior will be a discredit to your good name.
verb
-
to damage the reputation of
-
to cause to be disbelieved or distrusted
-
to reject as untrue or of questionable accuracy
noun
-
a person, thing, or state of affairs that causes disgrace
-
damage to a reputation
-
lack of belief or confidence
Other Word Forms
Derived Forms
Inflected Forms
Participles
Conjugated Forms
Present
-
discreditsimple
-
discreditssimple
-
have discreditedperfect
-
has discreditedperfect
-
am discreditingprogressive
-
are discreditingprogressive
-
is discreditingprogressive
-
have been discreditingperfect progressive
-
has been discreditingperfect progressive
Past
-
discreditedsimple
-
had discreditedperfect
-
was discreditingprogressive
-
were discreditingprogressive
-
had been discreditingperfect progressive
Future
Etymology
Origin of discredit
Explanation
Discredit means to cause mistrust or cast the accuracy of something into doubt. If you say that schooling is important to you, but you never study, your actions discredit you and your words. You discredit what someone says when you choose not to believe it. You can discredit the rumors going around about your boyfriend if you are sure of his love. On a more personal level, you discredit people when you cast their authority or reputation into doubt. If you're running a tough race for class president, your opponent may try to discredit you by talking about your failures or even making up lies about you. But this would be to the discredit of your opponent — his or her own reputation would suffer for this bad behavior.
Vocabulary lists containing discredit
100 Top "SAT" Words
Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!
ASVAB Word Knowledge
Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!
Believe It or Not: Cred
Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!
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.
See Examples For:
Without Khrushchev’s bold move to discredit the previously infallible, semidivine leader, there could have been no “thaw,” as the period he initiated was soon called.
From The Wall Street Journal ● Jul. 10, 2026
Her legal team described the businessman as a Russian-born exile and outspoken critic of Russian President Vladimir Putin, arguing that Pitt’s claims amounted to an inaccurate and xenophobic attempt to discredit him.
From MarketWatch ● Jul. 6, 2026
She praised Bernard as "an amazing human being" and said he had found it very difficult to see his stepmother in court "stand there and lie and try to discredit him".
From BBC ● May 26, 2026
“This is the reward for our warning the world that these viruses were coming,” Daszak says of the campaign to discredit EcoHealth.
From Los Angeles Times ● Apr. 30, 2026
There is ample evidence that pressure has been brought to bear on Ralph Meyers since his trial testimony which could tend to discredit his recantation.
From "Just Mercy" by Bryan Stevenson
![]()
"It's easier for the Russians this way, because it discredits Ukraine in the eyes of our partners and European countries," said Vitaliy Sova, a senior investigator.
From BBC ● Jun. 15, 2026
“This makes us vulnerable and discredits our goal to be a strong, independent geopolitical power,” Pentus-Rosimannus said.
From The Wall Street Journal ● Feb. 2, 2026
Justice Minister Marco Buschmann wrote that “violence against people or objects has no place in the political argument! This discredits the cause of many farmers who demonstrate peacefully.”
From Seattle Times ● Jan. 5, 2024
For this reason, Lacreuse said she doesn’t believe that the most recent chimpanzee study discredits the grandmother hypothesis.
From Salon ● Dec. 11, 2023
Craig said the problem with things is that everyone is always comparing everyone with everyone and because of that, it discredits people, like in his photography classes.
From "The Perks of Being a Wallflower" by Stephen Chbosky
![]()
Two concurring justices favored harmless-error review, which would preserve the verdict if the state proved, “beyond a reasonable doubt,” that the discredited testimony did not affect the outcome.
From Slate ● Jul. 17, 2026
His reforming zeal made him sympathetic to the Americans but would later come to seem discredited by the violent populism of the French Revolution.
From The Wall Street Journal ● Jun. 12, 2026
In response, the state said its law “safeguards public health” by prohibiting “a discredited practice” that was shown to be harmful.
From Los Angeles Times ● Mar. 31, 2026
Here, then, is a sampling of predictions, which range from the discredited to pseudoscience to the bizarre.
From Barron's ● Feb. 25, 2026
Enstice's conclusion was further discredited by Dr. Werner Spitz, who had authored the medical treatise Enstice had relied on in her forensic pathology training.
From "Just Mercy" by Bryan Stevenson
![]()
“Lavagna helped Milei and Caputo for two years by delaying the change, paying the price of discrediting both himself and the institute,” Exquanti said.
From The Wall Street Journal ● Feb. 5, 2026
In her claim, Crowley alleges Bass and her subordinates have conducted a “public smear campaign aimed at discrediting Crowley’s character and decades of service,” following her dismissal.
From Los Angeles Times ● Aug. 20, 2025
In its statement, the Congolese military said the Rwandan video was a "faked incident in poor taste orchestrated with the sole aim of discrediting our army".
From BBC ● Mar. 2, 2025
And this is why discrediting whistleblowers works so well.
From Salon ● Jun. 20, 2024
This is where I need to come up with my rebuttal, but not by discrediting my opponent.
From "The Benefits of Being an Octopus" by Ann Braden
![]()
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.