Definition of etchant in English:

etchant

noun

  • An acid or corrosive chemical used in etching; a mordant.

    • ‘The following table lists the most commonly used etchants.’
    • ‘Etchants are commonly employed in the manufacture of resistor boards where films of gold, nickel, or chromium are to be etched.’
    • ‘It can also be cured at relatively low temperatures, is chemically compatible with organic semiconductors and can be used with the microprinting etchants.’

Pronunciation:

etchant

/ˈeCHənt/