Definition of theory

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Theory (n.) The philosophical explanation of phenomena, either physical or moral; as, Lavoisier's theory of combustion; Adam Smith's theory of moral sentiments..

Lern More About Theory

Pantagruelism :: Pantagruelism (n.) The theory or practice of the medical profession; -- used in burlesque or ridicule.
Integration :: Integration (n.) In the theory of evolution: The process by which the manifold is compacted into the relatively simple and permanent. It is supposed to alternate with differentiation as an agent in development.
Epigenesist :: Epigenesist (n.) One who believes in, or advocates the theory of, epigenesis..
Stimulism :: Stimulism (n.) The theory of medical practice which regarded life as dependent upon stimulation, or excitation, and disease as caused by excess or deficiency in the amount of stimulation..
#NAME? :: -ism () A suffix indicating an act, a process, the result of an act or a process, a state; also, a characteristic (as a theory, doctrine, idiom, etc.); as, baptism, galvanism, organism, hypnotism, socialism, sensualism, Anglicism..
Theory :: Theory (n.) The science, as distinguished from the art; as, the theory and practice of medicine..
Practice :: Practice (n.) Actual performance; application of knowledge; -- opposed to theory.
Evolutionism :: Evolutionism (n.) The theory of, or belief in, evolution. See Evolution, 6 and 7..
Lamarckism :: Lamarckism (n.) The theory that structural variations, characteristic of species and genera, are produced in animals and plants by the direct influence of physical environments, and esp., in the case of animals, by effort, or by use or disuse of certain organs..
Plutonism :: Plutonism (n.) The theory, early advanced in geology, that the successive rocks of the earth's crust were formed by igneous fusion; -- opposed to the Neptunian theory..
Physicist :: Physicist (n.) A believer in the theory that the fundamental phenomena of life are to be explained upon purely chemical and physical principles; -- opposed to vitalist.
Atomist :: Atomist (n.) One who holds to the atomic philosophy or theory.
Ecclesiology :: Ecclesiology (n.) The science or theory of church building and decoration.
#NAME? :: -logy () A combining form denoting a discourse, treatise, doctrine, theory, science; as, theology, geology, biology, mineralogy..
Theoric :: Theoric (a.) Relating to, or skilled in, theory; theoretically skilled..
Ideal :: Ideal (a.) Teaching the doctrine of idealism; as, the ideal theory or philosophy..
Ideology :: Ideology (n.) A theory of the origin of ideas which derives them exclusively from sensation.
Darwinian :: Darwinian (a.) Pertaining to Darwin; as, the Darwinian theory, a theory of the manner and cause of the supposed development of living things from certain original forms or elements..
Monogenism :: Monogenism (n.) The theory or doctrine that the human races have a common origin, or constitute a single species..
Microbian :: Microbian (a.) Of, pertaining to, or caused by, microbes; as, the microbian theory; a microbian disease..
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