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Definition of Mental retardation
1. Noun. Lack of normal development of intellectual capacities.
Exact synonyms: Backwardness, Retardation, Slowness, Subnormality
Generic synonyms: Stupidity
Specialized synonyms: Abnormality, Mental Defectiveness, Mental Deficiency, Moronity, Amentia, Idiocy, Imbecility
Derivative terms: Backward, Retard, Slow, Subnormal
Generic synonyms: Stupidity
Specialized synonyms: Abnormality, Mental Defectiveness, Mental Deficiency, Moronity, Amentia, Idiocy, Imbecility
Derivative terms: Backward, Retard, Slow, Subnormal
Medical Definition of Mental retardation
1. Subnormal intellectual functioning which originates during the developmental period and is associated with impairment of one or more of the following: (1) maturation, (2) learning, (3) social adjustment. (12 Dec 1998)