heliotype

English Thesaurus

1. duplicator consisting of a gelatin plate from which ink can be taken to make a copy (noun.artifact)

hypernym	:	copier, duplicator,
definition	:	apparatus that makes copies of typed, written or drawn material (noun.artifact)

hypernym	:	collotype, collotype printing, photogelatin process,
definition	:	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 (noun.communication)

derivation	:	hectograph,
definition	:	copy on a duplicator (verb.creation)

derivation	:	hectograph,
definition	:	copy on a duplicator (verb.creation)