1. an engraving consisting of a smooth plate of copper that has been etched or engraved; [syn: copperplate, copperplate engraving]
WordNet (r) 3.0 (2006):
copperplate engraving
n 1: an engraving consisting of a smooth plate of copper that
has been etched or engraved [syn: copperplate,
copperplate engraving]