metal detectornoun [ C ]
uk/ˈmet.əl dɪˌtek.tər/us/ˈmet̬.əl dɪˌtek.tɚ/a machine that you move over the ground or a surface to discover if there is metal there:
He walks around fields and beaches with his metal detector, hoping to find buried treasure.
a machine that you walk through at places such as airports, to discover if you are carrying anything dangerous or illegal:
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Chemistry: metals & metalworking
- amalgam
- arc welding
- brass
- cast iron
- Duralumin
- ferromagnetic
- ferromagnetism
- gilt
- hallmark
- heavy metal
- magnetic
- magneto
- metallurgy
- metalwork
- pewter
- soldering iron
- spot-welding
- titanium
- weld
- welder
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