photogravure
n. 1 image produced from a photographic negative transferred to a metal plate and etched in. 2 this process. [french gravure engraving]
n. A photoengraving; also, the process by which such a picture is produced.
n. 1 image produced from a photographic negative transferred to a metal plate and etched in. 2 this process. [french gravure engraving]
n. A photoengraving; also, the process by which such a picture is produced.