7 example sentences using theory.
Theory used in a sentence
Theory in a sentence as a noun
Its good in theory, but in practice it doesn't work.
The second argument is where people start talking about the supposed benefits drones, because they're in theory more precise.
One commentator is attempting to advance the baseless theory that the bully did not care about the sex of his victim.
* Semmelweis' actual theory of the cause of childbed fever was wrong, and it was wrong in ways that made his recommendations hard to take seriously.
I make no assertion about the accuracy of this abstract theory, but I can summarize reality in a much simpler way: many programmers work in businesses where software is a cost center.
We keep inventing jobs because of this false idea that everybody has to be employed at some kind of drudgery because, according to Malthusian Darwinian theory he must justify his right to exist.
Examples are the mathematical notations of various disciplines, the jargon-laden meta-language of historical theory/literary criticism, and what is popularly known as 'legalese'.
Theory definitions
a well-substantiated explanation of some aspect of the natural world; an organized system of accepted knowledge that applies in a variety of circumstances to explain a specific set of phenomena; "theories can incorporate facts and laws and tested hypotheses"; "true in fact and theory"
a tentative insight into the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena; "a scientific hypothesis that survives experimental testing becomes a scientific theory"; "he proposed a fresh theory of alkalis that later was accepted in chemical practices"
See also: hypothesis possibility
a belief that can guide behavior; "the architect has a theory that more is less"; "they killed him on the theory that dead men tell no tales"