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

The businessman himself, who renounced his Ukrainian passport some years ago and now has Cypriot citizenship, has dismissed multiple theories.

From BBC ● Oct. 8, 2026

During his time at Chapel Hill, Maye said during the radio interview earlier this week, he took a class on conspiracy theories.

From Los Angeles Times ● Oct. 7, 2026

Many theories about the origins of violence treat aggression as one broad behavioral characteristic.

From Science Daily ● Oct. 7, 2026

Dabblers in this and related theories would profit by reading “Baseball’s Lessons for Law and Life.”

From The Wall Street Journal ● Oct. 5, 2026

Popper distinguished between the world of physical objects, the world of mental processes and the third world, the world of ‘problems, conjectures, theories, arguments, journals and books’.

From "The Invention of Science" by David Wootton