Definition of theory

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Theory (n.) A doctrine, or scheme of things, which terminates in speculation or contemplation, without a view to practice; hypothesis; speculation..

Lern More About Theory

Gyrostatics :: Gyrostatics (n.) The doctrine or theory of the gyrostat, or of the phenomena of rotating bodies..
Biogenist :: Biogenist (n.) A believer in the theory of biogenesis.
Isopathy :: Isopathy (n.) The theory of curing a diseased organ by eating the analogous organ of a healthy animal.
Homeopathy :: Homeopathy (n.) The art of curing, founded on resemblances; the theory and its practice that disease is cured (tuto, cito, et jucunde) by remedies which produce on a healthy person effects similar to the symptoms of the complaint under which the patient suffers, the remedies being usually administered in minute doses. This system was founded by Dr. Samuel Hahnemann, and is opposed to allopathy, or heteropathy..
Subaud :: Subatom (n.) A hypothetical component of a chemical atom, on the theory that the elements themselves are complex substances; -- called also atomicule..
Ecclesiology :: Ecclesiology (n.) The science or theory of church building and decoration.
Theoric :: Theoric (n.) Speculation; theory.
Ideal :: Ideal (a.) Teaching the doctrine of idealism; as, the ideal theory or philosophy..
Associationism :: Associationism (n.) The doctrine or theory held by associationists.
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..
Sulphionide :: Sulphion (n.) A hypothetical radical, SO4, regarded as forming the acid or negative constituent of sulphuric acid and the sulphates in electrolytic decomposition; -- so called in accordance with the binary theory of salts..
Dynamist :: Dynamist (n.) One who accounts for material phenomena by a theory of dynamics.
Philosophy :: Philosophy (n.) A particular philosophical system or theory; the hypothesis by which particular phenomena are explained.
Improvement :: Improvement (n.) The act of making profitable use or applicaton of anything, or the state of being profitably employed; a turning to good account; practical application, as of a doctrine, principle, or theory, stated in a discourse..
Transmutation :: Transmutation (n.) The change of one species into another, which is assumed to take place in any development theory of life; transformism..
Perspectography :: Perspectography (n.) The science or art of delineating objects according to the laws of perspective; the theory of perspective.
Potential :: Potential (n.) In the theory of gravitation, or of other forces acting in space, a function of the rectangular coordinates which determine the position of a point, such that its differential coefficients with respect to the coordinates are equal to the components of the force at the point considered; -- also called potential function, or force function. It is called also Newtonian potential when the force is directed to a fixed center and is inversely as the square of the distance from the cente
Communalism :: Communalism (n.) A French theory of government which holds that commune should be a kind of independent state, and the national government a confederation of such states, having only limited powers. It is advocated by advanced French republicans; but it should not be confounded with communism..
Cosmogony :: Cosmogony (n.) The creation of the world or universe; a theory or account of such creation; as, the poetical cosmogony of Hesoid; the cosmogonies of Thales, Anaxagoras, and Plato..
Methodist :: Methodist (n.) One of an ancient school of physicians who rejected observation and founded their practice on reasoning and theory.
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