ASYMMETRY
asymmetry, dissymmetry, imbalance
(noun) (mathematics) a lack of symmetry
Source: WordNet® 3.1
Etymology
Noun
asymmetry (countable and uncountable, plural asymmetries)
Absence of symmetry or proportion between the parts of a thing, or a distinction that produces such a lack of symmetry.
The lack of a common measure between two objects or quantities; incommensurability.
Source: Wiktionary
A*sym"me*try, n. Etym: [Gr.
1. Want of symmetry, or proportion between the parts of a thing, esp.
want of bilateral symmetry.
2. (Math.)
Definition: Incommensurability. [Obs.] Barrow.
Source: Webster’s Unabridged Dictionary 1913 Edition