Symmetricalness
The Century Dictionary and Cyclopedia
noun.
The state or quality of being symmetrical.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
(mathematics) an attribute of a shape or relation; exact reflection of form on opposite sides of a dividing line or plane
Word Usage
"It gives the whole thing a nice, what do you call it, symmetricalness."