Lewis & Short

exstructĭo (extr-), ōnis, f. [exstruo], a building up, erecting, structure.

  1. I. Prop. (rare but class.): tectorum, Cic. N. D. 2, 60, 150: contecti eā exstructione, quae sit ad memoriam aeternitatis, id. Phil. 14, 13, 34.
    With gen.: vallorum, Vulg. Ezech. 17, 17.
    In plur.: fastigiorum, Vitr. 7, 1 med.
  2. * II. Transf., an adorning, Tert. ad Uxor. 2, 3.