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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.

More supply should, in theory, mean lower global oil prices down the road.

From MarketWatch • Apr. 28, 2026

One theory is that this is due to the loss of sea ice habitats in the Arctic.

From BBC • Apr. 28, 2026

The theory is that when the bands compress or shrink toward the average, it means the yields are barely moving and a pronounced External link move in either direction is likely.

From Barron's • Apr. 27, 2026

But, he also believes “the theory is being stretched thin here,” given that Musk donated the funds indirectly and two states’ attorneys general have signed off on the restructuring he is challenging.

From The Wall Street Journal • Apr. 27, 2026

If Einstein could use a Gedankenexperiment—an investigation completely worked out in his imagination—to figure out the theory of special relativity, then I could do the same to come up with a plan to save Fig.

From "Sir Fig Newton and the Science of Persistence" by Sonja Thomas




Vocabulary lists containing theory