'abnormality' definitions:

Definition of 'abnormality'

From: WordNet
noun
An abnormal physical condition resulting from defective genes or developmental deficiencies [syn: abnormality, abnormalcy] [ant: normalcy, normality]
noun
Retardation sufficient to fall outside the normal range of intelligence [syn: abnormality, mental defectiveness]
noun
Marked strangeness as a consequence of being abnormal [syn: abnormality, freakishness]
noun
Behavior that breaches the rule or etiquette or custom or morality [syn: abnormality, irregularity]

Synonyms of 'abnormality'

From: Moby Thesaurus