autotype n 1: process for producing permanent prints in a carbon pigment [syn: {autotype}, {autotypy}] 2: an exact copy or reproduction [syn: {facsimile}, {autotype}]
Autotype \Au"to*type\, n. [Auto- + -type: cf. F. autotype.] 1. A facsimile. [1913 Webster] 2. A photographic picture produced in sensitized pigmented gelatin by exposure to light under a negative; and subsequent washing out of the soluble parts; a kind of picture in ink from a gelatin plate. [1913 Webster]