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1. Dictionary

   The·o·ry

   /ˈTHirē/

   

   noun

   • 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: "Darwin's theory of evolution" Similar hypothesisthesisconjecturesuppositionspeculationpostulationpostulatepropositionpremisesurmiseassumptionpresumptionpresuppositionnotionguesshunchfeelingsuspicionopinionviewbeliefthinkingthought(s)judgmentcontentionprinciplesideasconceptsprincipled explanationslawsphilosophyideologysystem of ideasscience
   • ▪ a set of principles on which the practice of an activity is based: "a theory of education"
   • ▪ an idea used to account for a situation or justify a course of action: "my theory would be that the place has been seriously mismanaged"
   • ▪ a collection of propositions to illustrate the principles of a subject.

   Word Origin late 16th century (denoting a mental scheme of something to be done): via late Latin from Greek theōria ‘contemplation, speculation’, from theōros ‘spectator’.

   Scrabble Points: 12

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2. www.collinsdictionary.com › dictionary › englishTHEORY definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   5 days ago · A theory is a formal idea or set of ideas that is intended to explain something. Marx produced a new theory about historical change based upon conflict. Einstein formulated the Theory of Relativity in 1905. [ + of] Synonyms: hypothesis, philosophy, system of ideas, plan More Synonyms of theory. 2. countable noun.

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4. www.verywellmind.com › what-is-a-theory-2795970Psychological Theories: Definition, Types, and Examples

   www.verywellmind.com › what-is-a-theory-2795970

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   Nov 8, 2022 · Purpose. Examples. Psychological theories are fact-based ideas that describe a phenomenon of human behavior. These theories are based on a hypothesis, which is backed by evidence. Thus, the two key components of a psychological theory are: It must describe a behavior. It must make predictions about future behaviors.

5. www.vocabulary.com › dictionary › theoryTheory - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › theory

   A theory is a set of accepted beliefs or organized principles that explain and guide analysis and one of the ways that theory is defined is that it is different from practice, when certain principles are tested. For example, you could be a musician who plays well but who doesn't have a lot of experience with the theory of music.

6. researchmethod.net › theoryTheory - Definition, Types and Examples - Research Method

   researchmethod.net › theory

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   Mar 25, 2024 · Theory is a set of ideas or principles used to explain or describe a particular phenomenon or set of phenomena. The term “theory” is commonly used in the scientific context to refer to a well-substantiated explanation of some aspect of the natural world that is based on empirical evidence and rigorous testing. Types of Theories are as follows:

7. iep.utm.edu › theory-theory-of-conceptsConcepts, Theory-Theory of - Internet Encyclopedia of Philosophy

   iep.utm.edu › theory-theory-of-concepts

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   The Theory-Theory of concepts is a view of how concepts are structured, acquired, and deployed.

8. www.merriam-webster.com › grammar › differenceHypothesis vs. Theory: The Difference Explained - Merriam-Webster

   www.merriam-webster.com › grammar › difference

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   A theory, in contrast, is a principle that has been formed as an attempt to explain things that have already been substantiated by data. It is used in the names of a number of principles accepted in the scientific community, such as the Big Bang Theory.

9. www.researchgate.net › 235317879_What_is_theory(PDF) What is theory? - ResearchGate

   www.researchgate.net › 235317879_What_is_theory

   Apr 5, 2011 · According to Okasha (2002) the nature of. theory as just described is associated with logical positivism, a philosophical approach. developed and highly influential in the nineteenth and ...