theory

theory
noun (plural -ries) Etymology: Late Latin theoria, from Greek theōria, from theōrein Date: 1592 1. the analysis of a set of facts in their relation to one another 2. abstract thought ; speculation 3. the general or abstract principles of a body of fact, a science, or an art <
music theory
>
4. a. a belief, policy, or procedure proposed or followed as the basis of action <
her method is based on the theory that all children want to learn
>
b. an ideal or hypothetical set of facts, principles, or circumstances — often used in the phrase in theory <
in theory, we have always advocated freedom for all
>
5. a plausible or scientifically acceptable general principle or body of principles offered to explain phenomena <
the wave theory of light
>
6. a. a hypothesis assumed for the sake of argument or investigation b. an unproved assumption ; conjecture c. a body of theorems presenting a concise systematic view of a subject <
theory of equations
>
Synonyms: see hypothesis

New Collegiate Dictionary. 2001.

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  • Theory m — – A Theory of Leadership Management = Theory M X Y The Theory M style of leadership is one that recognizes that it is necessary to employ a variety of tactics for varying management situations. This type manager / leader is confident in his… …   Wikipedia

  • Theory — The o*ry, n.; pl. {Theories}. [F. th[ e]orie, L. theoria, Gr. ? a beholding, spectacle, contemplation, speculation, fr. ? a spectator, ? to see, view. See {Theater}.] 1. A doctrine, or scheme of things, which terminates in speculation or… …   The Collaborative International Dictionary of English

  • theory — theory, social theory A theory is an account of the world which goes beyond what we can see and measure. It embraces a set of interrelated definitions and relationships that organizes our concepts of and understanding of the empirical world in a… …   Dictionary of sociology

  • theory — I noun assumption, belief, conjecture, doctrina, doctrine, dogma, guesswork, hypothesis, ideology, opinion, philosophy, postulate, presupposition, proposition, ratio, speculation, supposition, surmise, thesis, thought, untested opinion, view… …   Law dictionary

  • Theory X — ˌTheory ˈX noun [singular] HUMAN RESOURCES the theory that employees will not work well unless managers pay close attention to their work and control them by encouraging or threatening them * * * Theory X UK US noun [S] ► HR, MANAGEMENT the idea… …   Financial and business terms

  • Theory Y — ˌTheory ˈY noun [singular] HUMAN RESOURCES the theory that employees will generally work well and take responsibility for their own work, if they have the right conditions and rewards * * * Theory Y UK US noun [S] ► HR, MANAGEMENT the idea that… …   Financial and business terms

  • Theory Z — ˌTheory ˈZ noun [singular] HUMAN RESOURCES the theory that when employees are very involved in their organization and in making decisions, as in the Japanese style of management, they work better and produce more * * * Theory Z UK US noun [S] ►… …   Financial and business terms

  • theory — [thē′ə rē, thir′ē] n. pl. theories [< Fr or LL: Fr théorie < LL theoria < Gr theōria, a looking at, contemplation, speculation, theory < theōrein: see THEOREM] 1. Obs. a mental viewing; contemplation 2. a speculative idea or plan as… …   English World dictionary

  • theory — ► NOUN (pl. theories) 1) a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained. 2) an idea accounting for or justifying something. 3) a set of… …   English terms dictionary

  • theory — theory …   Philosophy dictionary

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