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Learn the various meanings and uses of the word theory, from scientific principle to speculation. Find synonyms, examples, history, and related articles on theory.
A theory is a systematic and rational form of abstract thinking about a phenomenon, or the conclusions derived from such thinking. Learn about the different kinds of theories, such as scientific, philosophical, and artistic, and how they are used and tested in various fields of study.
Learn the meaning of theory in English, with synonyms, antonyms, idioms and related words. Find out how to use theory in different contexts, such as science, business, politics and everyday life.
Theory definition: a coherent group of tested general propositions, commonly regarded as correct, that can be used as principles of explanation and prediction for a class of phenomena.. See examples of THEORY used in a sentence.
Learn what a theory is, how it is developed, and how it is used in different disciplines. Explore the characteristics, types, and applications of theories with examples from physics, biology, psychology, sociology, and economics.
Definition of theory noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Learn the meaning, pronunciation and usage of the word theory in English. Find out the difference between scientific, literary and opinion theories, and see how to use theory in sentences and idioms.
The theory of gravitation, for instance, explains why apples fall from trees and astronauts float in space. Similarly, the theory of evolution explains why so many plants and animals—some very similar and some very different—exist on Earth now and in the past, as revealed by the fossil record. DARWIN - Section 8.15: What Is A Theory?
theory, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary