a formal statement of the rules on which a subject of study is based or of ideas that are suggested to explain a fact or event or, more generally, an opinion or explanation
Darwin's theory of evolution
He has a theory that the hole was caused by a meteorite.
The theory of relativity, formulated by Albert Einstein, revolutionized our understanding of space and time.
Economic theories inform policymakers about the potential outcomes of different strategies.
The theory of evolution explains the process of natural selection in species.
Scientific theories undergo scrutiny and testing to ensure accuracy and reliability.
