- the act or process of investigating; a careful search or examination in order to discover facts, etc
WordReference Random House Learner's Dictionary of American English © 2017
- the act or process of investigating or the condition of being investigated: [uncountable]a matter for investigation.[countable]police investigations.
- the act or process of investigating or the condition of being investigated.
- a searching inquiry for ascertaining facts;
detailed or careful examination.
- Latin investīgātiōn- (stem of investīgātiō). See investigate, -ion
- late Middle English investigacio(u)n 1400–50
- 1, 2.See corresponding entry in Unabridged scrutiny, exploration. Investigation, examination, inquiry, research express the idea of an active effort to find out something. An investigation is a systematic, minute, and thorough attempt to learn the facts about something complex or hidden;
it is often formal and official:an investigation of a bank failure.An examination is an orderly attempt to obtain information about or to make a test of something, often something presented for observation:a physical examination.An inquiry is an investigation made by asking questions rather than by inspection, or by study of available evidence:an inquiry into a proposed bond issue.Research is careful and sustained investigation.