theory

[thee-uh-ree, theer-ee] / ˈθi ə ri, ˈθɪər i /

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.

The government believes a minimum period between sitting the theory test and the practical test would help learner drivers develop their skills, including driving in different conditions.

From BBC

But key terms—“disinformation,” “propaganda,” and “conspiracy theory”—lack precise definitions in EU law.

From The Wall Street Journal

Many skeptics are asking this question, since they saw stock and gold markets both doing well in 2025 even though investor optimism was widespread and persistent — the opposite of what contrarian theory proposes.

From MarketWatch

He enrolled in the Trade-Tech program in fall 2023 and has taken classes on brakes, suspension and engine theory, among other topics.

From Los Angeles Times

In theory, Polymarket prohibits Americans from using its main betting platform.

From The Wall Street Journal

theory

Example Sentences

Related Words