mental retardation


noun

Usually Offensive. a developmental disorder characterized in varying degrees by a subnormal ability to learn, a substantially low IQ, and impaired social adjustment.

Origin of mental retardation

First recorded in 1900–15

usage note for mental retardation

See retarded.

British Dictionary definitions for mental retardation

mental retardation

noun

psychiatry the condition of having a low intelligence quotient (below 70)

Medical definitions for mental retardation

mental retardation

n.

Subnormal intellectual development or functioning that is the result of congenital causes, brain injury, or disease and is characterized by any of various deficiencies, ranging from impaired learning ability to social and vocational inadequacy. mental deficiency

Scientific definitions for mental retardation

mental retardation

Below-average intellectual ability resulting from a genetic defect, brain injury, or disease, and usually present from birth or early infancy.