资料来源 : Webster's Revised Unabridged Dictionary (1913)

Sciagraph \Sci"a*graph\, n. [See {Sciagraphy}.]
   1. (Arch.) An old term for a vertical section of a building;
      -- called also {sciagraphy}. See {Vertical section}, under
      {Section}.

   2. (Phys.) A radiograph. [Written also {skiagraph}.]