semiconductor
US /ˌsem.i.kənˈdʌk.tɚ/
UK /ˌsem.i.kənˈdʌk.tɚ/
1.
a solid substance that has a conductivity between that of an insulator and that of most metals, and that can be changed by adding impurities or by applying heat or light. Semiconductors are used in electronic devices.
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Silicon is a common semiconductor material used in computer chips.
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The company specializes in manufacturing advanced semiconductors for mobile devices.