D defs.my
Entry 1 sense Webster, 1913

Gypsography

/(jĭp*sŏg"rȧ*fy̆)/ · Gyp·sog·ra·phy · IPA
01 n. The act or art of engraving on gypsum.
  1. 1.
    The act or art of engraving on gypsum.