We found 3 dictionaries that define the word copper number:

General (1 matching dictionary)

1. copper number: Merriam-Webster

Computing (1 matching dictionary)

2. copper number: Encyclopedia

Tech (1 matching dictionary)

3. Book Binding (No longer online)

▸ Words similar to copper number ▸ Usage examples for copper number ▸ Idioms related to copper number ▸ Wikipedia articles (New!) ▸ Words that often appear near copper number ▸ Rhymes of copper number ▸ Invented words related to copper number