'Stelography' definitions:

Definition of 'Stelography'

From: GCIDE

Stelography \Ste*log"ra*phy\, n. [Gr. ? a post, slab, pillar + -graphy: cf. Gr. ? an inscription on a tablet.] The art of writing or inscribing characters on pillars. [R.] --Stackhouse. [1913 Webster] Stem