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

Vitalistic :: Vitalistic (a.) Pertaining to, or involving, vitalism, or the theory of a special vital principle..
Scheme :: Scheme (n.) A plan or theory something to be done; a design; a project; as, to form a scheme..
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..
Evolution :: Evolution (n.) That theory of generation which supposes the germ to preexist in the parent, and its parts to be developed, but not actually formed, by the procreative act; -- opposed to epigenesis..
Impressionism :: Impressionism (n.) The theory or method of suggesting an effect or impression without elaboration of the details; -- a disignation of a recent fashion in painting and etching.
Rationalize :: Rationalize (v. i.) To use, and rely on, reason in forming a theory, belief, etc., especially in matters of religion: to accord with the principles of rationalism..
Atomist :: Atomist (n.) One who holds to the atomic philosophy or theory.
Aretaics :: Aretaics (n.) The ethical theory which excludes all relations between virtue and happiness; the science of virtue; -- contrasted with eudemonics.
Empiricism :: Empiricism (n.) The philosophical theory which attributes the origin of all our knowledge to experience.
Conceptualist :: Conceptualist (n.) One who maintains the theory of conceptualism.
Sound :: Sound (n.) The occasion of sound; the impulse or vibration which would occasion sound to a percipient if present with unimpaired; hence, the theory of vibrations in elastic media such cause sound; as, a treatise on sound..
Republicanism :: Republicanism (n.) A republican form or system of government; the principles or theory of republican government.
Biogenist :: Biogenist (n.) A believer in the theory of biogenesis.
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..
Ray :: Ray (n.) Sight; perception; vision; -- from an old theory of vision, that sight was something which proceeded from the eye to the object seen..
Application :: Application (n.) The act of directing or referring something to a particular case, to discover or illustrate agreement or disagreement, fitness, or correspondence; as, I make the remark, and leave you to make the application; the application of a theory..
Communist :: Communist (n.) An advocate for the theory or practice of communism.
Elementalism :: Elementalism (a.) The theory that the heathen divinities originated in the personification of elemental powers.
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..
Humorism :: Humorism (n.) The theory founded on the influence which the humors were supposed to have in the production of disease; Galenism.
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