theory plural
the·o·ry
The plural form of theory is theories
T tDefinitions
- noun plural theory 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. 1
- noun plural theory 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. 1
- noun plural theory Mathematics. a body of principles, theorems, or the like, belonging to one subject: number theory. 1
- noun plural theory the branch of a science or art that deals with its principles or methods, as distinguished from its practice: music theory. 1
- noun plural theory a particular conception or view of something to be done or of the method of doing it; a system of rules or principles: conflicting theories of how children best learn to read. 1
- noun plural theory contemplation or speculation: the theory that there is life on other planets. 1
- noun plural theory guess or conjecture: My theory is that he never stops to think words have consequences. 1