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Textual thesaurus for "hypothesis"

(noun) theory, possibility

a tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena

a scientific hypothesis that survives experimental testing becomes a scientific theory; he proposed a fresh theory of alkalis that later was accepted in chemical practices


(noun) supposition, surmisal, surmise, guess, speculation, conjecture

a message expressing an opinion based on incomplete evidence