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English definition of “define”

define

verb [T]     /dɪˈfaɪn/
MEANING B2 to say exactly what something means, or what someone or something is like: Your duties are clearly defined in the contract. Can you define what it means to be an American?Defining and explaining
SHAPE to show the outer edges or shape of something: It has sharply defined edges.Patterns and shapes
(Definition of define verb from the Cambridge Learner's Dictionary © Cambridge University Press)

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