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mental retardation

noun

Definition of mental retardation

  1. :  subaverage intellectual ability equivalent to or less than an IQ of 70 that is accompanied by significant deficits in abilities (as in communication or self-care) necessary for independent daily functioning, is usually present from birth or infancy, and is manifested especially by delayed or abnormal development, by learning difficulties, and by problems in social adjustment :  intellectual disability

mentally retarded adjective


1914

First Known Use of mental retardation

1914


Medical Dictionary

mental retardation

noun

Medical Definition of mental retardation

  1. :  subaverage intellectual ability equivalent to or less than an IQ of 70 that is accompanied by significant deficits in abilities (as in communication or self-care) necessary for independent daily living, is present from birth or infancy, and is manifested especially by delayed or abnormal development, by learning difficulties, and by problems in social adjustment

  2. mentally retarded adjective




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