D defs.my
Entry 1 sense Webster, 1913

Ichnography

· Ich·nog·ra·phy · IPA /ɪkˈnɑɡɹəfi/
01 n. A horizontal section of a building or other object, showing its true dimensions according to a geometric scale; a ground plan; a map; also,…
  1. 1.
    A horizontal section of a building or other object, showing its true dimensions according to a geometric scale; a ground plan; a map; also, the art of making such plans.(Drawing)