Definitions

hypothesis

[hahy-poth-uh-sis, hi-] / haɪˈpɒθ ə sɪs, hɪ- /

NOUN

theory

Synonyms

STRONGEST

assumption axiom conclusion conjecture explanation guess inference interpretation premise proposition rationale supposition theorem thesis

STRONG

antecedent assignment attribution basis belief condition data deduction demonstration derivation foundation ground layout lemma philosophy plan position postulate presupposition principle proposal reason scheme speculation suggestion surmise system term

WEAK

apriority shot in the dark starting point tentative law

Antonyms

STRONGEST

fact proof reality truth

WEAK

calcualtion measurement

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.

When one examines statistical deviations from trend for output and employment, economies look similar before and after recessions, and he sees little support for the Schumpeterian creative-destruction hypothesis.

From The Wall Street Journal • Jun. 5, 2026

The last and smallest entry point is prediction platforms, through which investors can place money on a hypothesis.

From Barron's • Jun. 3, 2026

In people who develop diabetes without obesity, one leading hypothesis is that genetic factors may play an important role.

From Science Daily • May 31, 2026

Its goal was to test the hypothesis: Does using hormone therapy decrease the risk of heart disease?

From MarketWatch • May 12, 2026

My hypothesis is that had it been a group of girls abandoned on the island instead of boys, it would have gone a lot differently.

From "Dry" by Neal Shusterman and Jarrod Shusterman

Vocabulary lists containing hypothesis

The SAT: Language of the Test, List 1

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100 Top "SAT" Words

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Tier 2 Words for the SBAC ELA Items

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