THEORY

the·o·ry

ˈTHirē/

noun
noun: theory; plural noun: theories






a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.
“Darwin’s theory of evolution”




synonyms:
hypothesis, thesis, conjecture, supposition, speculation, postulation, postulate, proposition, premise, surmise, assumption, presupposition; More


opinion, view, belief, contention

“I reckon that confirms my theory”





principles, ideas, concepts;
philosophy, ideology, system of ideas, science

“modern economic theory














a set of principles on which the practice of an activity is based.
“a theory of education”




an idea used to account for a situation or justify a course of action.
“There are as many theories as their are opinions”. — LRS