n. [ Gr. &unr_;, fr. &unr_; drawing in light and shade; &unr_; a shadow + &unr_; to delineate, describe: cf. F. sciagraphie. ] 1. The art or science of projecting or delineating shadows as they fall in nature. Gwilt. [ 1913 Webster ]

2. (Arch.) Same as Sciagraph. [ 1913 Webster ]

3. (Physics) Same as Radiography. [ Webster 1913 Suppl. ]