单词 | billon |
释义 | billonn. 1. A mixed metal used in coinage, consisting of gold or silver with a preponderating admixture of a baser metal. Also attributive. ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > alloy > [noun] > alloy of precious metals billon1728 1728 E. Chambers Cycl. Billon, in Coinage, a kind of base Metal, either of Gold or Silver, in whose Mixture Copper predominates. 1797 Encycl. Brit. at Billon Gold under twelve carats fine, is called billon of gold. 1876 G. D. Mathews Coinages of World xxii. 231 For Martinique..small coins of silver and gold washed billon were struck in France during parts of the last century. 2. esp. An alloy of silver with copper, tin, or other base metal, in which the latter predominates. ΘΚΠ society > occupation and work > materials > derived or manufactured material > metal > alloy > [noun] > alloy of precious metals > silver alloys billon1819 shibuichi1880 1819 A. Rees Cycl. IV. at Billon The writers on numismatic science appropriate the term billon to signify metals of copper alloyed with a very small quantity of silver. 1852 T. Wright Celt, Roman, & Saxon (1861) 378 Of these Richborough coins..fifteen [are] of billon or debased silver. 1883 Antiquary July James III..issued several denominations of billon coins, as placks, half-placks, farthings. This entry has not yet been fully updated (first published 1887; most recently modified version published online December 2021). < n.1728 |
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