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

    Discover new articles online, pick up in store, or preview exclusively on the Theory App. Join our mailing list for our latest updates and enjoy 15% off your first full price order. Learn more about our privacy …

  2. THEORY Definition & Meaning - Merriam-Webster

    The meaning of THEORY is a scientifically acceptable or plausible general principle or body of principles based on data and offered to explain phenomena. How to use theory in a sentence.

  3. Theory - Wikipedia

    A theory is a systematic and rational form of abstract thinking about a phenomenon, or the conclusions derived from such thinking. It involves contemplative and logical reasoning, often supported by …

  4. THEORY | definition in the Cambridge English Dictionary

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

  5. 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 more general …

  6. 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.

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

    Mar 25, 2024 · A theory is a well-substantiated explanation of an aspect of the natural or social world that is grounded in facts, evidence, and tested hypotheses. It is developed through a systematic …

  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, n. meanings, etymology and more | Oxford English Dictionary

    theory, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

  10. Theory Definition & Meaning | Britannica Dictionary

    THEORY meaning: 1 : an idea or set of ideas that is intended to explain facts or events; 2 : an idea that is suggested or presented as possibly true but that is not known or proven to be true