pimple copper


nounMetallurgy.
  1. a form of copper matte about 80 percent pure, somewhat less refined than blister copper.

Origin of pimple copper

1
First recorded in 1865–70
  • Also called pimple metal.

Words Nearby pimple copper

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024