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

Experian has a few theories: “Credit-card issuers may review your credit reports for signs of financial instability, such as excessive balances on revolving accounts, late payments or frequent cash advances.”

From MarketWatch ● Jul. 22, 2026

But no such revival was forthcoming: The conservative movement fragmented after Kirk’s death, divided by a host of wild conspiracy theories over the “real story” behind the killing.

From Slate ● Jul. 21, 2026

It’s unclear what led to the eagle’s deterioration, though there are several theories.

From Los Angeles Times ● Jul. 20, 2026

Really, it's frustrating when you hear about conspiracy theories.

From BBC ● Jul. 19, 2026

All the doctors in San Francisco can offer Phineas are theories, useless drugs, and nursing instructions.

From "Phineas Gage" by John Fleischman