black copper
noun
Definition of black copper
1 : melaconite
2 : a product containing usually 70 to 99 percent of copper formed in smelting copper ores direct to metal without first forming matte or by remelting old or scrap copper and copper alloys
Indulge Your Inner Word Nerd
There's more!
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Seen and Heard
What made you want to look up black copper? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!