9 hours ago · An attorney has explained how the weekslong investigation into the disappearance of 84-year-old Nancy Guthrie is entering a new stage. "We're seeing the investigation shift from broad …

23 hours ago · The Justice Department shelved an investigation into former President Joe Biden's use of an autopen, a person briefed on the matter told NBC News on Wednesday. Justice Department …

The meaning of INVESTIGATION is the action or process of investigating : detailed examination : study, research. How to use investigation in a sentence.

INVESTIGATION definition: 1. the act or process of examining a crime, problem, statement, etc. carefully, especially to…. Learn 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 …

Definition of investigation noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Need an FBI Service or More Information? We protect the American people and uphold the US Constitution. You can report suspicious activities and crime by contacting us 24/7 at tips.fbi.gov.

Nov 7, 2025 · A deep dive into the term investigation: definition, academic meaning, and engaging examples of use. Learn the fascinating etymology from Latin, meaning "to track a trace," and …

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.

The Federal Bureau of Investigation (FBI) enforces federal law, and investigates a variety of criminal activity including terrorism, cybercrime, white collar crimes, public corruption, civil rights violations, …