pseudoscience

noun

pseu·​do·​sci·​ence ˌsü-dō-ˈsī-ən(t)s 

: a system of theories, assumptions, and methods erroneously regarded as scientific

pseudoscientific

ˌsü-dō-ˌsī-ən-ˈti-fik 

adjective

pseudoscientist

ˌsü-dō-ˈsī-ən-tist 

noun

Examples of pseudoscience in a Sentence

Recent Examples on the Web

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

While auras may come from the realm of pseudoscience, all living beings do emit a faint light, invisible to the human eye—one that is extinguished upon death. —Ian Randall, MSNBC Newsweek, 30 May 2025

There is a little too much darkness in this world and not enough light—a little too much pseudoscience and not enough science. —Eric Berger, ArsTechnica, 20 May 2025

Campus attacks became the practical arm of classroom theory, forming a feedback loop between pseudoscience and persecution. —Carlo J.v. Caro, New York Daily News, 25 May 2025

Word History

First Known Use

1796, in the meaning defined above

Rhymes for pseudoscience

• geoscience
• neuroscience
• noncompliance
• appliance
• compliance
• defiance
• reliance
• science

Medical Definition

pseudoscience

noun

pseu·​do·​sci·​ence ˌsüd-ō-ˈsī-ən(t)s 

: a system of theories, assumptions, and methods erroneously regarded as scientific

pseudoscientific

-ˌsī-ən-ˈtif-ik 

adjective