Showing results for theories. Search instead for teorins.

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.

Roosevelt employed Mahan’s theories as assistant secretary of the Navy during the Spanish-American War in 1898, when the U.S. seized Cuba, Puerto Rico, the Philippines, and more.

From Barron's • Jun. 5, 2026

While there’s plenty of room for disagreement over immigration policy, conspiracy theories make it much harder to find common ground or craft political compromises.

From Salon • Jun. 4, 2026

Analysts have a few theories, one of which simply relates to recent stock momentum ahead of earnings.

From MarketWatch • Jun. 3, 2026

The National Institutes of Health notes that “evolutionary theories of aging predict a trade-off between fertility and lifespan, where increased lifespan comes at the cost of reduced fertility.”

From The Wall Street Journal • May 27, 2026

“There are no theories how to engineer the device,” he says sadly.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife