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Synonyms

credibility

American  
[kred-uh-bil-i-tee] / ˌkrɛd əˈbɪl ɪ ti /
Sometimes credibleness

noun

  1. the quality of being believable or worthy of trust.

    After all those lies, his credibility was at a low ebb.
credibility British  
/ ˌkrɛdɪˈbɪlɪtɪ /

noun

  1. the quality of being believed or trusted

"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

  • noncredibility noun

Etymology

Origin of credibility

First recorded in 1570–80; from Late Latin crēdibilitās, equivalent to Latin crēdibili(s) credible ( def. ) + -tās -ty 2 ( def. )

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.

He undermines his credibility with remarks like that.

From Barron's • Apr. 7, 2026

If she tries to shield her party from accountability, she’ll destroy her credibility with the electorate.

From The Wall Street Journal • Apr. 5, 2026

“That’s how you grow as a leader, how you earn credibility with your players, if you don’t think you have it all together all the time,” she said.

From Los Angeles Times • Apr. 4, 2026

He said in a social media post addressed directly to Bondi: "We can't delay any longer, it's killing our reputation and credibility."

From BBC • Apr. 2, 2026

Well, Ralph’s credibility is out the window now.

From "Orphan Train" by Christina Baker Kline

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.