单词 | theory |
释义 | theorynoun the·o·ry ˈthē-ə-rē ˈthir-ē plural theories 1 : a plausible or scientifically acceptable general principle or body of principles offered to explain phenomena the wave theory of light 2 a : a belief, policy, or procedure proposed or followed as the basis of action her method is based on the theory that all children want to learn b : an ideal or hypothetical set of facts, principles, or circumstances —often used in the phrase in theory in theory, we have always advocated freedom for all 3 a : a hypothesis assumed for the sake of argument or investigation b : an unproved assumption : conjecture c : a body of theorems presenting a concise systematic view of a subject theory of equations 4 : the general or abstract principles of a body of fact, a science, or an art music theory 5 : abstract thought : speculation 6 : the analysis of a set of facts in their relation to one another theory nounas in hypothesis an idea that is the starting point for making a case or conducting an investigation set out to prove her theory that people can't really taste any difference between colas, so they buy according to the product's image Synonyms & Similar Words Relevance
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