- an alloy that is about 55 percent copper, 40 percent zinc, and up to 3.5 percent manganese.
Origin of manganese bronze
First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- any of various alloys containing copper (55–60 per cent), zinc (35–42 per cent), and manganese (about 3.5 per cent)