etching
etch.ing n 1a: the act or process of etching 1b: the art of producing pictures or designs by printing from an etched met al plate 2a: an etched design 2b: an impression from an etched plate
Webster's English Dictionaryetch.ing n 1a: the act or process of etching 1b: the art of producing pictures or designs by printing from an etched met al plate 2a: an etched design 2b: an impression from an etched plate