billon

noun

bil·​lon ˈbi-lən 

1

: gold or silver heavily alloyed with a less valuable metal

2

: an alloy of silver containing more than 50 percent of copper by weight

Word History

Etymology

French, from Middle French, from bille log — more at billet

First Known Use

1716, in the meaning defined at sense 1

Rhymes for billon

• millon
• villain
• amoxicillin
• carbenicillin
• haematoxylin
• ampicillin
• methicillin
• penicillin
• pyroxylin
• vanillin