D defs.my
Entry 1 sense Webster, 1913

Glyptography

/glĭptŏgʹrəfē/ · Glyp·tog·ra·phy · IPA /ɡlɪpˈtɒɡ.ɹə.fi/
01 n. The art or process of engraving on precious stones.
  1. 1.
    The art or process of engraving on precious stones.[R.]