অর্থ : 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.
উদাহরণ :
Theories can incorporate facts and laws and tested hypotheses.
True in fact and theory.
অর্থ : A tentative insight into the natural world. A concept that is not yet verified but that if true would explain certain facts or phenomena.
উদাহরণ :
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.
সমার্থক : hypothesis, possibility
অর্থ : A belief that can guide behavior.
উদাহরণ :
The architect has a theory that more is less.
They killed him on the theory that dead men tell no tales.
Theory meaning in Bengali (Bangla).