释义 |
tombac
tom·bac also tam·bac or tam·bak T0029900 (tŏm′băk)n. An alloy of copper with zinc and sometimes other metals, used in making inexpensive jewelry. [French, from Dutch tombak, from Malay tembaga.]tombac (ˈtɒmbæk) or tambacn (Metallurgy) any of various brittle alloys containing copper and zinc and sometimes tin and arsenic: used for making cheap jewellery, etc[C17: from French, from Dutch tombak, from Malay tambâga copper, apparently from Sanskrit tāmraka, from tāmra dark coppery red]tom•bac (ˈtɒm bæk) n. a copper-zinc alloy, used to imitate gold. [1595–1605; < Dutch tombak < Portuguese tambaca < Malay tembaga copper] ThesaurusNoun | 1. | tombac - an alloy of copper and zinc (and sometimes arsenic) used to imitate gold in cheap jewelry and for gildingtambac, tombakalloy, 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" |
Tombac
Tombac a copper-zinc alloy, or brass, containing up to 10 percent Zn. Tombac has high corrosion resistance and plasticity and is readily workable under pressure in the hot or cold state. It has an attractive color and is easily gilded or enameled. Tombac is used to manufacture radiator pipes, fittings, sheets for steel cladding, and medals. Alloys of copper with 10–20 percent Zn are called half-tombacs (seeCOPPER ALLOYS). tombac
Synonyms for tombacnoun an alloy of copper and zinc (and sometimes arsenic) used to imitate gold in cheap jewelry and for gildingSynonymsRelated Words |