• (n.) An instrument by which a correct engraving of any embossed object, such as a medal or cameo, can be executed.
An`a·glyp'to·graph noun [ Greek ... + - graph .] An instrument by which a correct engraving of any embossed object, such as a medal or cameo, can be executed. Brande & C. 
anaglyptography, anaglyptograph A machine for producing representations in relief, of coins, medals, etc.