| alloy | | |
| n. (substance) | 1. alloy, metal | a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten.; "brass is an alloy of zinc and copper" |
| ~ mixture | (chemistry) a substance consisting of two or more substances mixed together (not in fixed proportions and not with chemical bonding). |
| ~ heavy metal | a metal of relatively high density (specific gravity greater than about 5) or of high relative atomic weight (especially one that is poisonous like mercury or lead). |
| ~ 18-karat gold | an alloy that contains 75 per cent gold. |
| ~ 22-karat gold | an alloy that contains 87 per cent gold. |
| ~ oreide, oroide | alloy of copper and tin and zinc; used in imitation gold jewelry. |
| ~ alnico | trade name for an alloy used to make high-energy permanent magnets; contains aluminum and iron and nickel plus cobalt or copper or titanium. |
| ~ amalgam, dental amalgam | an alloy of mercury with another metal (usually silver) used by dentists to fill cavities in teeth; except for iron and platinum all metals dissolve in mercury and chemists refer to the resulting mercury mixtures as amalgams. |
| ~ fusible metal | an alloy with a low melting point and used as solder and in safety plugs and sprinkler fuses. |
| ~ electrum | an alloy of gold and silver. |
| ~ pewter | any of various alloys of tin with small amounts of other metals (especially lead). |
| ~ pinchbeck | an alloy of copper and zinc that is used in cheap jewelry to imitate gold. |
| ~ pot metal | an alloy of copper and lead used especially for making large pots. |
| ~ solder | an alloy (usually of lead and tin) used when melted to join two metal surfaces. |
| ~ white gold | a pale alloy of gold usually with platinum or nickel or palladium. |
| ~ type metal | an alloy of tin and lead and antimony used to make printing type. |
| ~ bearing metal, white metal | an alloy (often of lead or tin base) used for bearings. |
| ~ babbitt, babbitt metal | an alloy of tin with some copper and antimony; a lining for bearings that reduces friction. |
| ~ britannia metal | an alloy similar to pewter. |
| ~ carboloy | an alloy based on tungsten with cobalt or nickel as a binder; used in making metal-cutting tools. |
| ~ steel | an alloy of iron with small amounts of carbon; widely used in construction; mechanical properties can be varied over a wide range. |
| ~ cheoplastic metal | any alloy that fuses at low temperatures and can be used molding artificial teeth. |
| ~ copper-base alloy | any alloy whose principal component is copper. |
| ~ dental gold | an alloy of gold used in dentistry. |
| ~ duralumin | an aluminum-based alloy. |
| ~ inconel | a nickel-base alloy with chromium and iron; used in gas-turbine blades. |
| ~ invar | an alloy of iron and nickel having a low coefficient of thermal expansion; used in tuning forks and measuring tapes and other instruments. |
| ~ nickel-base alloy, nickel alloy | an alloy whose main constituent is nickel. |
| ~ german silver, nickel silver | a silver-white alloy containing copper and zinc and nickel. |
| ~ pyrophoric alloy | an alloy that emits sparks when struck or scratched with steel; used in lighter flints. |
| ~ shot metal | an alloy that is 98% lead and 2% arsenic; used in making small shot. |
| ~ primary solid solution, solid solution | a homogeneous solid that can exist over a range of component chemicals; a constituent of alloys that is formed when atoms of an element are incorporated into the crystals of a metal. |
| ~ stellite | a very hard alloy of cobalt and chromium with cobalt as the principal ingredient; used to make cutting tools and for surfaces subject to heavy wear. |
| ~ sterling silver | a silver alloy with no more than 7.5% copper. |
| ~ tambac, tombac, tombak | an alloy of copper and zinc (and sometimes arsenic) used to imitate gold in cheap jewelry and for gilding. |
| ~ wood's alloy, wood's metal | a fusible alloy that is half bismuth plus lead, tin, and cadmium; melts at about 160 degrees Fahrenheit. |
| n. (state) | 2. admixture, alloy | the state of impairing the quality or reducing the value of something. |
| ~ impureness, impurity | the condition of being impure. |
| v. (change) | 3. alloy, debase | lower in value by increasing the base-metal content. |
| ~ metallurgy | the science and technology of metals. |
| ~ devalue | lower the value or quality of.; "The tear devalues the painting" |
| v. (change) | 4. alloy | make an alloy of. |
| ~ chemical science, chemistry | the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions. |
| ~ metallurgy | the science and technology of metals. |
| ~ coalesce, conflate, fuse, immix, mix, commingle, merge, blend, flux, meld, combine | mix together different elements.; "The colors blend well" |
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