1

alloy

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noun al·loy \ˈa-ˌlȯi also ə-ˈlȯi\

Definition of alloy

  1. 1 :  the degree of mixture with base metals :  fineness

  2. 2 :  a substance composed of two or more metals or of a metal and a nonmetal intimately united usually by being fused together and dissolving in each other when molten; also :  the state of union of the components

  3. 3a :  an admixture that lessens valueb :  an impairing alien element

  4. 4 :  a compound, mixture, or union of different things <an ethnic alloy of many peoples>

  5. 5 archaic :  a metal mixed with a more valuable metal to give durability or some other desired quality

Examples of alloy in a sentence

  1. testing the properties of various alloys

  2. a part made of aluminum alloy

Origin and Etymology of alloy

French aloi, from Old French alei, from aleir to combine, from Latin alligare to bind — more at ally


First Known Use: 1593

Other Metals and Metallurgy Terms


2

alloy

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verb al·loy \ə-ˈlȯi also ˈa-ˌlȯi\

Definition of alloy

  1. transitive verb
  2. 1a :  temper, moderateb :  to impair or debase by admixture

  3. 2 :  to reduce the purity of by mixing with a less valuable metal

  4. 3 :  to mix so as to form an alloy

  5. intransitive verb
  6. :  to lend itself to being alloyed <iron alloys well>

1625

First Known Use of alloy

1625


ALLOY Defined for English Language Learners

1

alloy

play
noun al·loy \ˈa-ˌlȯi also ə-ˈlȯi\

Definition of alloy for English Language Learners

  • : a metal made by melting and mixing two or more metals or a metal and another material together


ALLOY Defined for Kids

alloy

play
noun al·loy \ˈa-ˌlȯi, ə-ˈlȯi\

Definition of alloy for Students

  1. :  a substance made of two or more metals melted together <Brass is an alloy of copper and zinc.>


Medical Dictionary

alloy

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noun al·loy \ˈal-ˌȯi, ə-ˈlȯi\

Medical Definition of alloy

  1. 1:  the degree of mixture with base metals

  2. 2:  a substance composed of two or more metals or of a metal and a nonmetal intimately united usually by being fused together and dissolving in each other when molten; also :  the state of union of the components

alloy

\ə-ˈlȯi, ˈal-ˌȯi\play play transitive verb


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