detective
nounUK /dɪˈtektɪv/
US /dɪˈtektɪv/
A person whose job is to find out the truth about crimes and mysteries.
The detective looked for clues to solve the missing bicycle case.
OTHER MEANINGS
2. A police officer whose job is to solve crimes.
Detectives arrived at the scene to gather evidence.
3. A person who is very good at noticing and figuring things out.
My little sister is a detective when it comes to finding hidden cookies.
4. A story or film about solving a crime.
We watched a detective show about a missing painting.