a method of making photographic prints by the use of a pigment, as carbon, contained in sensitized gelatin.
Origin of carbon process
First recorded in 1875–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a photographic process for producing positive prints by exposing sensitized carbon tissue to light passing through a negative. Washing removes the unexposed gelatine leaving the pigmented image in the exposed insoluble gelatine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012