The Collaborative International Dictionary of English v.0.48:

Scenography \Sce*nog"ra*phy\, n. [L. scaenographia, Gr. ?; ?
   scene, stage + gra`fein to write: cf. F. sc['e]nographie.]
   The art or act of representing a body on a perspective plane;
   also, a representation or description of a body, in all its
   dimensions, as it appears to the eye. --Greenhill.
   [1913 Webster]