theories

NOUN

hypothesis, belief

Synonyms

STRONGEST

approach argument assumption code concept doctrine idea ideology method philosophy plan position premise proposal provision rationale scheme speculation suspicion system thesis understanding

STRONG

base basis codification conditions conjecture dogma feeling foundation grounds guess guesswork hunch impression outlook postulate presentiment presumption shot stab supposal supposition surmise theorem

WEAK

formularization suppose systemization

Antonyms

STRONGEST

disbelief fact information reality truth

STRONG

calculation knowledge measurement proof

WEAK

certainty

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.

See Examples For:

theories

IBM’s Cohn also offered theories for the hyperscalers’ rallies.

From MarketWatch ● Nov. 4, 2026

Some theories suggest that at these scales particles are more sensitive to dark matter and it could influence how the quarks interact and break down.

From BBC ● Nov. 3, 2026

He joked it should be renamed after him and spent considerable time discussing Washington, D.C. construction projects and resurrecting conspiracy theories about monument vandals.

From Salon ● Nov. 2, 2026

But some theories of physics suggest that time may work very differently at the most fundamental level.

From Science Daily ● Oct. 30, 2026

Others, such as those of gravity and natural selection, are commonly called theories.

From "The Invention of Science" by David Wootton

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