Sciagraphy
Sci*ag"ra*phy\, n. (Physics) Same as Radiography.Sciagraphy
Sci*ag"ra*phy\, n. [Gr. ?, fr. ? drawing in light and shade; ? a shadow + ? to delineate, describe: cf. F. sciagraphie.]1. The art or science of projecting or delineating shadows as they fall in nature. --Gwilt. 2. (Arch.) Same as Sciagraph.| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a chattering or flighty, light-headed person. |