Meaning of base metal | Babel Free

Definitions

1. Any metal at the lower end of the electrochemical series that oxidizes readily.
   countable, uncountable
2. The metal to be welded (rather than that used to weld).
   countable, uncountable
3. A common or inexpensive metal.
   countable, uncountable
4. one that was hoped to be transmuted into a precious metal.
   countable, uncountable

Equivalents

CEFR level