n. 25B6; noun a statistical aberration : ANOMALY, deviation, departure from the norm, divergence, abnormality, irregularity, variation, freak, rarity, oddity, peculiarity, curiosity; mistake.
ABERRATION
Meaning of ABERRATION in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012