electrotypes >> /ɪˈlɛktrə(ʊ)tʌɪp/
Definition: [verb] Make a copy of (something) by the electrolytic deposition of copper on a mould.
Example: Electrotyping is an application of the art of electroplating to typography, used for making duplicate plates for relief printing.
Definition: [noun] A copy of something made by the electrolytic deposition of copper on a mould.
Example: The 19th century was remarkable for its technological advances in the printing process, with the introduction of linotype, electrotype, stereotype and - in the 20th century - monotype, along with the mechanical manufacture of paper.