[ɛtʃ], (Verb)

Definitions:
- engrave (metal, glass, or stone) by coating it with a protective layer, drawing on it with a needle, and then covering it with acid to attack the parts the needle has exposed, especially in order to produce prints from it
(e.g: aquatint is a process of achieving tone by etching a metal plate)

- (of an acid or other solvent) corrode or eat away the surface of (something)
(e.g: caustic soda etches glass)

- cut or carve (a text or design) on a surface
(e.g: her initials were etched on the table flap)


Phrases:

Origin:
mid 17th century: from Dutch etsen, from German ätzen, from a base meaning ‘cause to eat’; related to eat

[ɛtʃ], (Noun)

Definitions:
- the action or process of etching something
(e.g: semiconductor production processes such as plasma etch)


Phrases:

Origin:
mid 17th century: from Dutch etsen, from German ätzen, from a base meaning ‘cause to eat’; related to eat