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

"I have no doubt whatsoever that the people who espouse theories like those promoted by this individual will continue to disseminate them," Nunez added, referring to some French politicians.

From Barron's ● Jul. 30, 2026

Speaking after the decision, Hancock said he was "right to call out" what he "clearly saw were anti-vax and antisemitic conspiracy theories".

From BBC ● Jul. 29, 2026

Existing theories of satellite formation offer several possible answers, but recent research into stellar magnetic fields suggests that some of those ideas may need to be reconsidered.

From Science Daily ● Jul. 27, 2026

Over the weekend, an uneasy ceasefire established itself across the Persian Gulf, suggesting Signum’s theories had been borne out and validated by events.

From MarketWatch ● Jul. 27, 2026

I had heard many theories about what happened to us after death, but even with Yakov’s dybbuk shifting inside my veins, I still didn’t have an answer.

From "The City Beautiful" by Aden Polydoros