Definition of gelatin process
: any of various processes involving the use of gelatin: such as a : a photographic process in which gelatin is used as the dispersing vehicle for the sensitive silver salts b : a printing process for reproducing pictures or drawings based upon the action of light on a bichromated gelatin film — compare aquatone carbon process c : a method of producing facsimile copies of a written or drawn original with a pad of gelatin (as in a hectograph)
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