The meaning of INVESTIGATION is the action or process of investigating : detailed examination : study, research. How to use investigation in a sentence. Definition of investigation noun in Oxford Advanced Learner's Dictionary.

Understanding the Context

Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. What does investigation mean? An investigation is a thorough search for facts, especially those that are hidden or need to be sorted out in a complex situation. The goal of an investigation is usually to determine how or why something happened.

Key Insights

Investigations are usually formal and official. INVESTIGATION meaning: 1. the act or process of examining a crime, problem, statement, etc. carefully, especially to…. Learn more.

Final Thoughts

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. Define investigation. investigation synonyms, investigation pronunciation, investigation translation, English dictionary definition of investigation. n. 1. The act or process of investigating: a politician under investigation.

2. A careful examination or search in order to discover facts or gain... What is an investigation? An investigation is a deliberate, methodical effort to learn the facts about a specific question, situation, or issue.