An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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etching
  تیزاب-کند، اچش  
tizâb-kand, eceš
Fr.: gravure à eau forte  

  1. The act or process of making designs or pictures on a metal plate, glass, etc., by the corrosive action of an acid instead of by a burin.

  2. An impression, as on paper, taken from an etched plate.

  3. The design so produced (Dictionary.com).

  4. The act or process of cutting a smooth cross section of a → meteorite with → acid to reveal its → crystal structure.

See also: Verbal noun of → etch.