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  1. Theory - Wikipedia

    A theory is in general any hypothesis or set of ideas about something, formed in any number of ways through any sort of reasoning for any sort of reason. When applied to intellectual or …

  2. Theory Official Site | Contemporary Clothing for Women and Men

    Our debut issue explores the ideas, people, and places shaping New York now. Discover new articles online, pick up in store, or preview exclusively on the Theory App. Join our mailing list …

  3. THEORY Definition & Meaning - Merriam-Webster

    Because of the rigors of experimentation and control, it is understood to be more likely to be true than a hypothesis is. In non-scientific use, however, hypothesis and theory are often used …

  4. THEORY Definition & Meaning | Dictionary.com

    In science, an explanation or model that covers a substantial group of occurrences in nature and has been confirmed by a substantial number of experiments and observations. A theory is …

  5. THEORY | English meaning - Cambridge Dictionary

    THEORY definition: 1. a formal statement of the rules on which a subject of study is based or of ideas that are…. Learn more.

  6. Theory - Definition, Types and Examples - Research Method

    Mar 25, 2024 · Theories are central to academic disciplines, offering a foundation for research, analysis, and application. This article explores the definition of theory, its various types, and …

  7. theory noun - Definition, pictures, pronunciation and usage notes ...

    Definition of theory noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

  8. THEORY definition in American English | Collins English Dictionary

    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 between competing groups.

  9. theory - Understanding Science

    In science, a broad, natural explanation for a wide range of phenomena. Theories are concise, coherent, systematic, predictive, and broadly applicable, often integrating and generalizing …

  10. 36 Theory Examples - Most Famous Theories (2025)

    Sep 14, 2023 · A theory is a set of coherent ideas and general principles that can be used to make meaning of the world around us.