ABNORMAL
abnormal
(adjective) much greater than the normal; “abnormal profits”; “abnormal ambition”
abnormal, unnatural
(adjective) not normal; not typical or usual or regular or conforming to a norm; “abnormal powers of concentration”; “abnormal amounts of rain”; “abnormal circumstances”; “an abnormal interest in food”
abnormal
(adjective) departing from the normal in e.g. intelligence and development; “they were heartbroken when they learned their child was abnormal”; “an abnormal personality”
Source: WordNet® 3.1
Etymology
Adjective
abnormal (comparative more abnormal, superlative most abnormal)
Not conforming to rule or system; deviating from the usual or normal type. [First attested around the mid 19th century.]
Of or pertaining to that which is irregular, in particular, behaviour that deviates from norms of social propriety or accepted standards of mental health. [First attested around the early 20th century.]
Synonyms
• (not conforming to rule or system; deviating from type): aberrant, anomalous, atypical, exceptional, extraordinary, irregular, preternatural, strange, unusual.
Noun
abnormal (plural abnormals)
A person or object that is not normal.
Source: Wiktionary
Ab*nor"mal, a. Etym: [For earlier anormal.F. anormal, LL. anormalus
for anomalus, Gr. abnormis. See Anomalous, Abnormous, Anormal.]
Definition: Not conformed to rule or system; deviating from the type;
anomalous; irregular. "That deviating from the type; anomalous;
irregular. " Froude.
Source: Webster’s Unabridged Dictionary 1913 Edition