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 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

The researchers, however, did not find that their data supported their hypotheses entirely. — Refractor, 27 July 2026

That means moving beyond tracking metrics to forming hypotheses about people and performance, then using data to explain why results happen, not just what happened. — Expert Panel®, Forbes.com, 23 July 2026

Science has always been about hypotheses and proving theories, and this approach was applied to the Conformity Gate theory that spread like wildfire online. — Sergio Pereira, Space.com, 20 July 2026

There’s a new generation of drugs about to hit the market that didn’t originate with elegant hypotheses, but rather from brute-force analyses of massive datasets. — Reed Albergotti, semafor.com, 17 July 2026

This turns out to be a parable about the long and winding road that runs from mere hypotheses through lab results and real-world data, and then on to solid truth. — Daniel Engber, The Atlantic, 11 July 2026

Powar explained that these systems are increasingly capable of working independently for extended periods, testing hypotheses, solving problems, and adapting their approach without constant human input. — Christopher McFadden, Interesting Engineering, 10 July 2026

The Athletic’s Michael Cox gave a detailed breakdown that walked through the tactical hypotheses, but there might be a more rudimentary explanation for this trend. — Mark Carey, New York Times, 28 June 2026