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

For days, theories have circulated online about what might be behind it.

From The Wall Street Journal ● Aug. 9, 2026

This contradicts recent theories of some analysts that the capacity expansion by the likes of SK Hynix might lead to oversupply and lower prices.

From MarketWatch ● Aug. 5, 2026

The findings could matter for theories that extend beyond dark matter alone.

From Science Daily ● Aug. 2, 2026

But conspiracy theories can transform the absence of evidence into evidence of concealment.

From Salon ● Aug. 2, 2026

“An extraordinary number of absurd theories are advanced.”

From "The Mona Lisa Vanishes" by Nicholas Day