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

Hari Kunzru An electoral coalition of the conspiracy cultures of both the Christian right and the countercultural left helped bring Donald Trump back to power, and now pseudoscience and paranoia are in the ascendant. —William Neuman, The New York Review of Books, 29 May 2025

Humor aside, Keynes is not wrong that Trump’s tariff formula is pseudoscience. —Robert Goulder, Forbes.com, 28 July 2025

There is a little too much darkness in this world and not enough light—a little too much pseudoscience and not enough science. —ArsTechnica, 8 July 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

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