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A scientific theory is an explanation of an aspect of the natural world and universe that can be (or a fortiori, that has been) repeatedly tested and corroborated in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results.
In everyday use, the word "theory" often means an untested hunch, or a guess without supporting evidence. But for scientists, a theory has nearly the opposite meaning. A theory is a well-substantiated explanation of an aspect of the natural world that can incorporate laws, hypotheses and facts.
Jul 23, 2022 · A scientific theory is an explanation of natural phenomena that is based on experimentation and empirical evidence. A scientific theory is a well-established explanation of some aspect of the natural world. Theories come from scientific data and multiple experiments.
Mar 15, 2024 · A scientific theory is a structure suggested by these laws and is devised to explain them in a scientifically rational manner. In attempting to explain objects and events, the scientist employs (1) careful observation or experiments, (2) reports of regularities, and (3) systematic explanatory schemes (theories).
- The Editors of Encyclopaedia Britannica
Jan 31, 2022 · A scientific theory is a structured explanation to explain a group of facts or phenomena in the natural world that often incorporates a scientific...
A theory is a plausible or scientifically acceptable general principle or body of principles offered to explain phenomena. It is different from a hypothesis, which is an assumption or speculation based on the scientific method. Learn more about the difference, synonyms, and examples of theory in science and other contexts.
In modern science, the term "theory" refers to scientific theories, a well-confirmed type of explanation of nature, made in a way consistent with the scientific method, and fulfilling the criteria required by modern science.
