a substance composed of two or more metals, or of a metal or metals with a nonmetal, intimately mixed, as by fusion or electrodeposition.
a less costly metal mixed with a more valuable one.
to mix (metals or metal with nonmetal) so as to form an alloy.
to reduce in value by an admixture of a less costly metal.
to debase, impair, or reduce by admixture; adulterate.
- un·al·loyed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use alloy in a sentence
This property may be increased by alloying the steel with tungsten and hardening it before it is magnetized.Aviation Engines | Victor Wilfred Pag
The republic debased the coinage by reducing its weight, the empire by alloying it.History of the Intellectual Development of Europe, Volume I (of 2) | John William Draper
They are prepared by alloying known weights of gold and lead, so as to get an alloy of known composition, say one per cent.A Textbook of Assaying: For the Use of Those Connected with Mines. | Cornelius Beringer and John Jacob Beringer
The people who have known happiness without the alloying if or but are few and far between.Life on the Stage | Clara Morris
Copper was greatly in use among the ancient Egyptians and by alloying it with tin produced bronze.The Historical Child | Oscar Chrisman
British Dictionary definitions for alloy
a metallic material, such as steel, brass, or bronze, consisting of a mixture of two or more metals or of metallic elements with nonmetallic elements. Alloys often have physical properties markedly different from those of the pure metals
something that impairs the quality or reduces the value of the thing to which it is added
to add (one metal or element to another metal or element) to obtain a substance with a desired property
to debase (a pure substance) by mixing with an inferior element
to diminish or impair
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for alloy
A metallic substance made by mixing and fusing two or more metals, or a metal and a nonmetal, to obtain desirable qualities such as hardness, lightness, and strength. Brass, bronze, and steel are all alloys.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for alloy
A material made of two or more metals, or of a metal and another material. For example, brass is an alloy of copper and zinc; steel is an alloy of iron and carbon. Alloys often have unexpected characteristics. In the examples given above, brass is stronger than either copper or zinc, and steel is stronger than either iron or carbon.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.