Dictionary.com
definitions
  • synonyms

speculum metal

See more synonyms for speculum metal on Thesaurus.com
noun
  1. any of several bronze alloys with a high tin content, often containing other materials, as silver, brass, lead, zinc, or arsenic, used for making mirrors and reflectors.
Show More

Origin of speculum metal

First recorded in 1790–1800
Also called speculum, speculum alloy.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for speculum metal

Historical Examples

British Dictionary definitions for speculum metal

speculum metal

noun
  1. a white hard brittle corrosion-resistant alloy of copper (55–70 per cent) and tin with smaller amounts of other metals. It takes a high polish and is used for mirrors, lamp reflectors, ornamental ware, etc
Show More
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