'Irregularity' definitions:

Definition of 'irregularity'

(from WordNet)
noun
Behavior that breaches the rule or etiquette or custom or morality [syn: abnormality, irregularity]
noun
Not characterized by a fixed principle or rate; at irregular intervals [syn: irregularity, unregularity] [ant: regularity]
noun
An irregular asymmetry in shape; an irregular spatial pattern [syn: irregularity, geometrical irregularity]
noun
Irregular and infrequent or difficult evacuation of the bowels; can be a symptom of intestinal obstruction or diverticulitis [syn: constipation, irregularity]

Definition of 'Irregularity'

From: GCIDE
  • Irregularity \Ir*reg`u*lar"i*ty\, n.; pl. Irregularities. [Cf. F. irr['e]gularit['e].] The state or quality of being irregular; that which is irregular. [1913 Webster]

Synonyms of 'irregularity'

From: Moby Thesaurus