pseudoscience

noun

pseu·​do·​sci·​ence ˌsü-dō-ˈsī-ən(t)s How to pronounce pseudoscience (audio)
: a system of theories, assumptions, and methods erroneously regarded as scientific
pseudoscientific adjective
pseudoscientist noun

Examples of pseudoscience in a Sentence

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.
There is a little too much darkness in this world and not enough light—a little too much pseudoscience and not enough science. ArsTechnica, 24 June 2025 The issue was amplified by the release of Apple Cider Vinegar, a Netflix series inspired by a real-life scandal involving a wellness personality who capitalized on pseudoscience to build a loyal—and ultimately deceived—following. Brent Gleeson, Forbes.com, 6 June 2025 Beyond the pseudoscience, Means' general orientation toward health is out of touch with the needs of average Americans. Aron Solomon, MSNBC Newsweek, 12 May 2025 That’s especially chilling in an age of rampant misinformation — made worse when health leaders themselves spread pseudoscience. Bushraa Khatib, Baltimore Sun, 10 June 2025 See All Example Sentences for pseudoscience

Word History

First Known Use

1796, in the meaning defined above

Time Traveler
The first known use of pseudoscience was in 1796

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Cite this Entry

“Pseudoscience.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pseudoscience. Accessed 11 Jul. 2025.

Medical Definition

pseudoscience

noun
pseu·​do·​sci·​ence ˌsüd-ō-ˈsī-ən(t)s How to pronounce pseudoscience (audio)
: a system of theories, assumptions, and methods erroneously regarded as scientific
pseudoscientific adjective
Last Updated: - Updated example sentences
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