investigative

/ɪnˈvɛstɪˌɡeɪtɪv/
adjective
  1. Involving or used for investigating something, especially a crime or a complex issue.
    • She works as an investigative reporter for a major newspaper.
    • The police used investigative techniques to solve the case.
    • The documentary was a piece of investigative journalism that exposed the scandal.
  2. Tending to ask questions and examine things carefully.
    • He has an investigative mind and loves solving puzzles.
    • The child's investigative nature led her to take apart the toy.
    • An investigative approach is important in scientific research.
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