Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. One, especially a detective, who investigates.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. One who investigates.

from the GNU version of the Collaborative International Dictionary of English

  • n. One who searches diligently into a subject.

from The Century Dictionary and Cyclopedia

  • n. One who investigates or makes careful research.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. someone who investigates
  • n. a police officer who investigates crimes
  • n. a scientist who devotes himself to doing research

Etymologies

Attested in the mid‐16th Century CE; from Latin investigator, from investigare. (Wiktionary)

Examples

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