A medical condition, or syndrome comprised of the triad of extremely high IQ, inversely proportional level of common sense, and social/emotional developmental delay.
Most commonly seen in University inbreds (those who attend a University for college, graduate school, and eventually join the faculty, becoming tenured, staying at the University until found dead sitting behind their office desks, or until an untimely demise in a horrific research laboratory accident.) University inbreeding can continue through multiple generations of Intellitards, ultimately producing the Dr. Intellitard Children's Research Hospital of (insert University here).
Dr. Harvard lives in his mother's basement, enjoys gaming, and not dating. He suffers from Intellitardation.