Definition of theory
- n. - A doctrine, or scheme of things, which terminates in
speculation or contemplation, without a view to practice; hypothesis;
speculation.
- n. - An exposition of the general or abstract principles of any
science; as, the theory of music.
- n. - The science, as distinguished from the art; as, the theory
and practice of medicine.
- n. - The philosophical explanation of phenomena, either physical
or moral; as, Lavoisier's theory of combustion; Adam Smith's theory of
moral sentiments.