noun
- chemical substances used to etch or corrode materials, especially metals or semiconductors
Usage: technical; chemistry
Examples
- The laboratory ordered new etchants for the metal processing experiment.
- Different etchants are required for various types of semiconductor materials.
- Safety protocols must be followed when handling corrosive etchants.
- The technician applied the etchants to create precise patterns on the circuit board.
- Industrial etchants can remove unwanted material layers effectively.