Theory
Synonyms Hypothesis, conjecture, speculation, postulate, premise, assumption, presupposition, guess, feeling, opinion, belief, thought(s), contention, ideas, principled explanations, philosophy, system of ideas, thesis, supposition, postulation, proposition, surmise, presumption, notion, hunch, suspicion, view, thinking, judgement, principles, concepts, laws, ideology, and science.
Example Sentences
His theory explained the phenomenon clearly.
They proposed a new scientific theory.
The theory was widely accepted initially.
She challenged the existing theory effectively.