Visual meaning of 'investigation'? - learn with images, example in daily life

Visual illustration of investigation: The act of investigating; the process of inquiring into or following up; research, especially patient or thorough inquiry or examination - Image 1

investigation: The act of investigating; the process of inquiring into or following up; research, especially patient or thorough inquiry or examination - Thumbnail 1

investigation: The act of investigating; the process of inquiring into or following up; research, especially patient or thorough inquiry or examination - Thumbnail 2

noun

The act of investigating; the process of inquiring into or following up; research, especially patient or thorough inquiry or examination

"Despite thorough investigation, the perpetrator of the attacks remains unknown."

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