mental retardation

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mental retardation

n. Often Offensive
Intellectual disability.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

mental retardation

n
(Psychiatry) psychiatry the condition of having a low intelligence quotient (below 70)
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

men′tal retarda′tion


n.
a developmental disorder characterized in varying degrees by a subnormal ability to learn, a substantially low IQ, and impaired social adjustment.
[1900–15]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

mental retardation

Below-average intellectual ability resulting from genetic defect, brain injury, or disease, and usually present from birth or early infancy.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.mental retardation - lack of normal development of intellectual capacities
stupidity - a poor ability to understand or to profit from experience
mental defectiveness, abnormality - retardation sufficient to fall outside the normal range of intelligence
mental deficiency, moronity - mild mental retardation
amentia, idiocy - extreme mental retardation
imbecility - retardation more severe than a moron but not as severe as an idiot
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Cerebellar vermis hypoplasia/aplasia, oligophrenia, ataxia, ocular coloboma and hepatic fibrosis, primary criteria, mental retardation, liver disorder (fibrosis and histological abnormalities), optic nerve or chorioretinal coloboma, nephronophthisis might be present.
Therefore, level 1 oligophrenia, onset of complex partial seizures at 3.5 years of age and high number of admissions (16 admissions in mental institute and monthly visit at the local mental health centre) could explain the association between chronic interictal psychosis and mixed epilepsy.
Larsson, "Oligophrenia in combination with congenital ichthyosis and spastic disorders; a clinical and genetic study," Acta Psychiatrica et Neurologica Scandinavica Supplementum, vol.