etchant
/ˈɛtʃənt/
noun
- A chemical substance used to etch or corrode a surface, such as metal, glass, or silicon.
- The technician applied a strong etchant to the copper board to create the circuit paths.
- Safety goggles are required when handling the etchant in the lab.
- Different metals require different etchants for the best results.
Synonyms