Thesaurus
To save this word, you'll need to log in.
Synonyms of investigator
1
one who observes or studies by close examination and systematic inquiry
- investigators who discovered new evidence that the universe was much older than had been previously estimated
Synonyms for investigator
Words Related to investigator
2
a person not on the police force who investigates criminal or illicit activity or searches for missing persons
- the investigator in charge of the case was touted as an expert at tracing stolen art
Synonyms for investigator
- detective,
- dick,
- gumshoe,
- hawkshaw,
- operative,
- private detective,
- private eye,
- private investigator,
- shamus
- [slang],
- sherlock,
- sleuth,
- sleuthhound
Words Related to investigator
Keep scrolling for more
Keep scrolling for more
Comments on investigator
What made you want to look up investigator? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Intact Latin Quiz
- What did focus mean in Latin?
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
- Intact Latin Quiz
What did each of these words mean to ancient Romans?
Take the quiz - The Eponym Quiz
Do you know these words that come from names?
Take the quiz - Spell It
Can you spell these 10 commonly misspelled words?
Take the quiz - Syn City
Build a city of skyscrapers—one synonym at a time.
Play the game
Share investigator
Time Traveler for investigator
The first known use of investigator was in 1538
See more words from the same year