- a photomechanical process by which inked reproductions are transferred to paper directly from an image formed on a sheet of hardened gelatin
- the printed reproduction
Origin: < Gr kolla, glue + -type
Used by arrangement with John Wiley & Sons, Inc.
- A printing process employing a glass plate with a gelatin surface that carries the image to be reproduced. Also called photogelatin process.
- A print made by this process.