Synonyms of skepticism
1
: an attitude of doubt or a disposition to incredulity either in general or toward a particular object
2
a
: the doctrine that true knowledge or knowledge in a particular area is uncertain
b
: the method of suspended judgment, systematic doubt, or criticism characteristic of skeptics
3
: doubt concerning basic religious principles (such as immortality, providence, and revelation)
Choose the Right Synonym for skepticism

uncertainty, doubt, dubiety, skepticism, suspicion, mistrust mean lack of sureness about someone or something.

uncertainty may range from a falling short of certainty to an almost complete lack of conviction or knowledge especially about an outcome or result.

assumed the role of manager without hesitation or uncertainty

doubt suggests both uncertainty and inability to make a decision.

plagued by doubts as to what to do

dubiety stresses a wavering between conclusions.

felt some dubiety about its practicality

skepticism implies unwillingness to believe without conclusive evidence.

an economic forecast greeted with skepticism

suspicion stresses lack of faith in the truth, reality, fairness, or reliability of something or someone.

regarded the stranger with suspicion

mistrust implies a genuine doubt based upon suspicion.

had a great mistrust of doctors

Examples of skepticism in a Sentence

She regarded the researcher's claims with skepticism. It's good to maintain a healthy skepticism about fad diets.
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.
Predictably, much of higher education has responded with skepticism. David Rosowsky, Forbes.com, 7 Aug. 2026 The barrier islands have a history of powerful currents and drowning deaths — but the Wells’ family lawyer, civil rights attorney Ben Crump, voiced skepticism on the notion that the teenager may have drowned. Jessie Yeung, CNN Money, 7 Aug. 2026 Glazed, painted, or coated cookware that was designed to hold food should be viewed with a healthy dose of skepticism. Michelle Mastro, The Spruce, 7 Aug. 2026 This alienation is also evident in their skepticism toward institutions and traditional narratives about values. Evan Clarkson, The Conversation, 6 Aug. 2026 See All Example Sentences for skepticism

Word History

First Known Use

1646, in the meaning defined at sense 1

Time Traveler
The first known use of skepticism was in 1646

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Cite this Entry

“Skepticism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/skepticism. Accessed 10 Aug. 2026.

Kids Definition

: an attitude of doubt

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