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Definitions

theory

[thee-uh-ree, theer-ee] / ˈθi ə ri, ˈθɪər i /


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.

Congress directed the surplus into the trust funds, on the theory that the pot of money would be available later if tax revenues fell below benefit payouts.

From The Wall Street Journal • Jun. 11, 2026

Growth in cloud applications decelerated by 2 percentage points on a sequential basis, to 9%, “keeping the SaaSpocalypse theory alive,” according to Thill.

From MarketWatch • Jun. 11, 2026

No single theory has successfully integrated all aspects of the process into a unified and convincing scenario.

From Science Daily • Jun. 10, 2026

It is an extension of the so-called "lipstick effect" economic theory that was popularised in the early 2000s, whereby people who couldn't afford to buy something really expensive would buy a little luxury item instead.

From BBC • Jun. 10, 2026

Their theory might end up being true in their head—but nowhere else.

From "The Mona Lisa Vanishes" by Nicholas Day




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