DICT.TW Dictionary Taiwan

 Sci·a·graph n.
 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.]
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 vertical section
      n : a mechanical drawing showing the interior of an object as if
          made by a vertical plane passing through it