copygraph
copygraph · copygraphs
An early means of producing multiple copies of a document by means of pressing it…An early means of producing multiple copies of a document by means of pressing it against a slab of gelatin softened with glycerin and making further copies from the resulting reversed image.
Meaning
1 senses(dated)An early means of producing multiple copies of a document by means of pressing it against a slab of gelatin softened with glycerin and making further copies from the resulting reversed image.
Origin
From copy + -graph.From copy + -graph.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: copygraphs| Singular | copygraph |
|---|---|
| Plural | copygraphs |
regular