metal detector
"Metal detectors" are commonly used in security, archaeology, and treasure hunting to find hidden metal objects.
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Definition
B2Security
(technical)A structure resembling a doorway that sounds an alarm if someone carries a metal object, indicating potential weapons.
Example
- Passengers must pass through a metal detector at the airport for security screening.
B2General Use
(technical)A handheld device using electromagnetic fields to locate hidden metal objects.
Example
- He used a metal detector to find coins on the beach.
Similar
Terms that have similar or relatively close meanings to "metal detector":