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alloy

noun [C or U]
 
 
/ˈæl.ɔɪ/

Definition

a metal that is made by mixing two or more metals, or a metal and another substance: Brass is an alloy of copper and zinc. alloy wheelsMetals and metalworkingChemical elements
(Definition of alloy noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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