Neurotypical (or NT) is a neologism used to describe people whose neurological development and state are consistent with what most people would perceive as normal in their ability to process linguistic information and social cues.‏¹ While originally coined among the autistic community as a label for non-autistic persons,‏² the concept was later adopted by both the neurodiversity movement and the scientific community.‏³‏⁴‏⁵ In the United Kingdom, the National Autistic Society recommends the use of the term in its advice to journalists.‏⁶

http://en.wikipedia.org/wiki/Neurotypical