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Theories are analytical tools for understanding, explaining, and making predictions about a given subject matter. There are theories in many and varied fields of study, including the arts and sciences.

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 interchangeably …

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

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 …

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.

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

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 many hypotheses. …

That branch of an art or science consisting in a knowledge of its principles and methods rather than in its practice; pure, as opposed to applied, science, etc.

Gardner’s early work in psychology and later in human cognition and human potential led to his development of the initial six intelligences.