
1) Architectural element
Found on
https://www.crosswordclues.com/clue/ichnography

Ichnography (Gr. τὸ ἴχνος, íchnos, `track, trace` and γράφειν, gráphein, `to write`), pronounced ik-nog-rəfi, in architecture, is a term defined by Vitruvius (i.2) as the ground plan of the work, i.e. the geometrical projection or horizontal section representing the plan of any building, taken at such a level as to show the ...
Found on
http://en.wikipedia.org/wiki/Ichnography

art of drawing ground plans; a ground plan
Found on
http://phrontistery.info/i.html

• (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, the art of making such plans.
Found on
http://thinkexist.com/dictionary/meaning/ichnography/
Ich·nog'ra·phy noun [ Greek ...;
'i`chnos track, footstep + ... to describe: confer French
ichonographie .]
(Drawing) 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 su...
Found on
http://www.encyclo.co.uk/webster/I/2

An ichnography is a ground plan showing a horizontal section of a building or other object, showing its true dimensions according to a geometric scale. The name is also applied to maps, and the drawing of plans.
Found on
http://www.probertencyclopaedia.com/browse/GI.HTM

ichnography A ground-plan; the representation of the horizontal section of a building or of part of it (or, rarely, of some object resting on the ground); also, the plan or map of a place.
Found on
http://www.wordinfo.info/words/index/info/view_unit/1033/
No exact match found.