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English definition of “investigate”

investigate

verb [T] uk   /ɪnˈves.tɪ.ɡeɪt/ us  
B2 to examine a crime, problem, statement, etc. carefully, especially to discover the truth: Police are investigating allegations of corruption involving senior executives. [+ question word] We are of course investigating how an error like this could have occurred.Analysing and evaluatingAssessing and estimating value
(Definition of investigate from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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