- an amber-colored alloy of gold and silver used in ancient times.
- an alloy composed of about 50 percent copper, 30 percent nickel, and 20 percent zinc.
- German silver; nickel silver.
- an alloy of gold (55–88 per cent) and silver used for jewellery and ornaments
“alloy of gold and up to 40% silver,” late 14c. (in Old English elehtre), from Latin electrum “alloy of gold and silver,” also “amber” (see electric). So called probably for its pale yellow color.