Synonyms of hypotheses

hypotheses

noun

plural of hypothesis

as in theories

an idea that is the starting point for making a case or conducting an investigation

working on the hypothesis that teenagers function better in the late morning, some high schools are starting classes later

Synonyms & Similar Words

• theories
• premises
• assumptions
• propositions
• guesses
• theses
• suggestions
• proposals
• notions
• inferences
• theorems
• feelings
• impressions
• conjectures
• speculations
• presumptions
• presuppositions
• suppositions
• suspicions
• generalizations
• hunches
• concepts
• guesswork
• conceptions
• constructs
• abstractions
• surmises
• concessions
• inklings
• proffers

Antonyms & Near Antonyms

• facts
• assurances
• certainties
• knowledges

Example Sentences

Recent Examples of hypotheses

The researchers suggested several hypotheses for why this happened, but cortisol’s purpose remains unproven. — Maria Mocerino, Interesting Engineering, 17 Oct. 2026

Earlier studies have pointed to different hypotheses about the formation of the lunar magnetic field. — Jacopo Prisco, CNN Money, 29 Sep. 2026

Observation generates hypotheses; hypotheses lead to anatomical investigation; anatomy stimulates physiological questions; physiology eventually produces clinical trials. — Subramaniam C. Krishnan, STAT, 28 Sep. 2026

Swifties, four new tracks have officially landed—and, naturally, the internet is already filled with new hypotheses about all of the possible Easter eggs packed within their lyrics. — Meg Walters, InStyle, 26 Sep. 2026

This kind of attempt to observe without tackling with hypotheses and conjectures and theories, right? — Quanta Magazine, 17 Sep. 2026

In science, this means systems that can generate hypotheses, run experiments, analyze results and produce scientific papers. — Julio Ottino, Fortune, 15 Sep. 2026

Once that understanding grounds a synthetic model, teams can ask new questions, explore hypotheses and test ideas without repeatedly starting from scratch. — Abigail Stuart, Forbes.com, 2 Sep. 2026

The World Health Organization’s independent scientific advisory group reported in 2025 that much of the information needed to fully evaluate the competing hypotheses had not been provided by China. — Art Jipson, The Conversation, 30 July 2026