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

“One of my theories about this is that crafting gives you a lot of time to sit and think,” Aspen, a pattern designer and online creator, tells me.

From Slate ● Oct. 11, 2026

Earhart's disappearance spawned numerous theories - from a simple crash due to fuel exhaustion to more elaborate claims of interference.

From BBC ● Oct. 10, 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

Newton kicked up a fuss about the use of the word ‘hypothesis’; but there was no comparable debate about theories, facts, or laws of nature.

From "The Invention of Science" by David Wootton