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Etch

ɛtʃ

Etch definitions
verb
etch etched etches etching
  1. 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

    "aquatint is a process of achieving tone by etching a metal plate"

    • use the etching process to produce (a print or design)

      "the gallery has 12,000 prints engraved and etched by celebrated masters"

  2. (of an acid or other solvent) corrode or eat away the surface of (something)

    "caustic soda etches glass"

    corrode bite into eat into/away burn into
    • selectively dissolve the surface of (a semiconductor or printed circuit) with a solvent, laser, or stream of electrons

      "ballistic electron emission microscopy is used to etch templates for even smaller circuits"

  3. cut or carve (a text or design) on a surface

    "her initials were etched on the table flap"

    • mark (a surface) with a carved text or design

      "a Pictish stone etched with mysterious designs"

    • cause to stand out or be clearly defined or visible

      "the outline of the town was etched against the sky"

    • (of an experience, image, etc.) be permanently fixed in someone's memory

      "the events remain etched in the minds of all who witnessed them"

noun
etch etches
  1. the action or process of etching something

    "semiconductor production processes such as plasma etch"