investigator

/in'vestigeitə/
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investigator

A police investigator examines evidence at a crime scene.

Definition
  1. Noun:
    • A person who carries out a formal inquiry or examination: An investigator is someone who systematically examines facts, evidence, or a situation to uncover the truth.
    • A detective or police officer who investigates crimes: Specifically, an investigator can be a law enforcement official whose job is to solve crimes.
    • A researcher or scientist: An investigator can also be someone who conducts scientific or academic research.
Usage Examples
  • Noun:
    • The investigator carefully reviewed all the evidence from the scene.
    • She is a private investigator hired to find the missing documents.
    • The principal investigator on the project published the team's findings.
Advanced Usage
  • "Lead investigator": The person in charge of an investigation.
    • Detective Miller was appointed the lead investigator on the homicide case.
  • "To act as an investigator": To perform the role of someone who investigates.
    • The journalist had to act as an investigator to verify the source's claims.
Variants and Related Words
  • Investigate (verb): To carry out a systematic or formal inquiry to discover and examine the facts.
    • The committee will investigate the allegations.
  • Investigative (adjective): Relating to or characterized by investigation.
    • She has a strong investigative mind.
  • Investigation (noun): The process of investigating something or someone; formal or systematic examination or research.
    • The investigation into the accident took several months.
Synonyms
  • Examiner: A person who inspects something closely.
  • Detective: A police officer or a private person whose occupation is to investigate crimes.
  • Researcher: A person who conducts systematic investigation into a subject.
Related Phrases
  • Field investigator: An investigator who works outside an office, often gathering information firsthand.
    • The insurance company sent a field investigator to assess the damage.
  • Undercover investigator: An investigator who assumes a false identity to gather information secretly.
    • The undercover investigator infiltrated the organization.
Related Idioms
  • To play the investigator: To assume the role of someone seeking information, often informally.
    • My mother always plays the investigator when I come home late.
investigator

A police investigator examines evidence at a crime scene.

Noun
  1. a police officer who investigates crimes
  2. someone who investigates
  3. a scientist who devotes himself to doing research

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