21 hypothesis synonyms include theory, theorem, thesis, conjecture, supposition, speculation, postulation, postulate, proposition, and premise. Hypothesis is a noun, and its antonyms are act and certainty. Here are some additional synonyms for "hypothesis" with example sentences.
21 other ways to say hypothesis.
A good hypothesis should be clear and testable.
Her hypothesis was tested through multiple experiments.
The scientist proposed a hypothesis to explain the phenomenon.