A person of low general intelligence who possesses an unusual faculty for certain mental tasks of which most normal people are incapable.
Farlex Partner Medical Dictionary © Farlex 2012
A person of low general intelligence who possesses an unusual facility in performing some mental tasks that most normal people cannot do (e.g., memorizing a telephone directory).
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
idiot-savant(ed-jo'sa-vant) [Fr., learned idiot]
An individual who is generally mentally retarded, but has the ability to do complicated tasks such as play instruments, recall dates, or accurately and rapidly perform mathematical calculations.See: autism
Medical Dictionary, © 2009 Farlex and Partners