cultural-familial mental retardation

cultural-familial mental retardation

[¦kəl·chə·rəl fə¦mil·yəl ‚ment·əl ‚rē‚tär′dā·shən]
(psychology)
Subnormal general intellectual functioning, usually borderline or mild, presumably on the basis of some degree of environmental deprivation resulting from familial retardation as evidenced by its presence in one parent and one or more siblings.
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