'Columniation' definitions:

Definition of 'columniation'

(from WordNet)
noun
(architecture) the arrangement of columns (especially freestanding columns) in a structure

Definition of 'Columniation'

From: GCIDE
  • Columniation \Co*lum`ni*a"tion\, n. The employment or arrangement of columns in a structure. --Gwilt. [1913 Webster]