Gazolba
Well-Known Member
Look at meaning 2:
noun, plural theories.
1.
a coherent group of tested general propositions, commonly regarded as correct, that can be used as principles of explanation and prediction for a class of phenomena:
Einstein's theory of relativity.
Synonyms: principle, law, doctrine.
2.
a proposed explanation whose status is still conjectural and subject to experimentation, in contrast to well-established propositions that are regarded as reporting matters of actual fact.
Synonyms: idea, notion hypothesis, postulate.
Antonyms: practice, verification, corroboration, substantiation.
3. Mathematics. a body of principles, theorems, or the like, belonging to one subject: