Definition of Abnormal

1. Adjective. Not normal; not typical or usual or regular or conforming to a norm. "An abnormal interest in food"


2. Adjective. Departing from the normal in e.g. intelligence and development. "An abnormal personality"
Category relationships: Psychological Science, Psychology
Similar to: Exceptional
Derivative terms: Abnormality
Antonyms: Normal

3. Adjective. Much greater than the normal. "Abnormal ambition"
Similar to: Immoderate

Definition of Abnormal

1. a. Not conformed to rule or system; deviating from the type; anomalous; irregular.

Definition of Abnormal

1. Adjective. Not conforming to rule or system; deviating from the usual or normal type. ¹

2. Adjective. Of or pertaining to behaviour that deviates from norms of social propriety or accepted standards of mental health. ¹

3. Noun. A person or object that is not normal. ¹

¹ Source: wiktionary.com

Definition of Abnormal

1. a mentally deficient person [n -S]

Medical Definition of Abnormal

1. Not normal, contrary to the usual structure, position, behaviour or rule. (06 Oct 1997)

Lexicographical Neighbors of Abnormal

abmigrations
abnegate
abnegated
abnegates
abnegating
abnegation
abnegations
abnegative
abnegator
abnegators
abnerval
abnet
abnets
abneural
abnodation
abnormal (current term)
abnormal condition
abnormal correspondence
abnormal heart chamber dimensions
abnormal occlusion
abnormal placental size
abnormal psychologies
abnormal psychology
abnormalcies
abnormalcy
abnormalise
abnormalised
abnormalises
abnormalising

Literary usage of Abnormal

Below you will find example usage of this term as found in modern and/or classical literature:

1. Monographic Medicine by William Robie Patten Emerson, Guido Guerrini, William Brown, Wendell Christopher Phillips, John Whitridge Williams, John Appleton Swett, Hans Günther, Mario Mariotti, Hugh Grant Rowell (1916)
"Other abnormal substances that have a specific significance, ... (b) Excretion of Substances Not abnormal in Themselves but Present in the Blood in ..."

2. The Development of the Chick: An Introduction to Embryology by Frank Rattray Lillie (1908)
"abnormal eggs of these three classes are of either ovarian or oviducal origin; double- yolked eggs and eggs with abnormal yolks are due to abnormal ovarian ..."

3. The Individual Delinquent: A Text-book of Diagnosis and Prognosis for All by William Healy (1915)
"Each of these has its place in the study of abnormal sexualism. ... We are not warranted in placing the discussion of abnormal sexualism under the caption ..."

4. Psychology, General Introduction by Charles Hubbard Judd (1917)
"Insanity a permanent form of disorganization, introduced in many cases by dissociation and settling into an abnormal reorganization. ..."

5. The Principles of Psychology by Herbert Spencer (1897)
"M abnormal VARIATIONS. § 262. In cause and consequence, the case with which the last chapter closed introduces us to variations of the abnormal class. ..."

6. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1908)
"Through the abnormal position of the foot an excessive strain is thrown upon the knee and its muscles, which may not only give rise to pain in and around ..."

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