detective
US /dɪˈtek.tɪv/
UK /dɪˈtek.tɪv/
1.
a person, especially a police officer, whose occupation is to investigate and solve crimes
:
•
The detective gathered clues at the crime scene.
•
She dreams of becoming a private detective.
1.
used for detecting things
:
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A smoke detective alarm was installed in every room.
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The device has a motion detective sensor.