A kind of color printing, used for the finest facsimile reproductions of works of art

Wikipedia Word definitions in Wikipedia
"Alte Oper" in Frankfurt am Main , about 1900. Collotype is a dichromate -based photographic process invented by Alphonse Poitevin in 1856 and used for large volume mechanical printing before the existence of cheaper offset lithography . It can produce ...

Wiktionary Word definitions in Wiktionary
n. 1 (context uncountable English) A dichromate-based photographic process formerly used for large-volume mechanical printing. 2 (context countable English) An image produced by this process.

WordNet Word definitions in WordNet
n. a photomechanical printing process that uses a glass plate with a gelatin surface that carries the image to be reproduced; can be used with one or more colors [syn: collotype printing , photogelatin process ]

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Collotype \Col"lo*type\, n. [Gr. ? glue + -type.] A photomechanical print made directly from a hardened film of gelatin or other colloid; also, the process of making such prints. According to one method, the film is sensitized with potassium dichromate ...