Other forms: autistically
To be autistic is to have a condition that affects a person's ability to communicate with others.
Use the adjective autistic to describe someone with the medical condition called autism. Autistic traits include being withdrawn, having difficulty with some forms of communication, and in some cases having extraordinary abilities in music or math. It's not yet known what causes someone to be autistic. The word itself comes from the 1912 German term Autismus, a combination of the Greek autos, "self," and the adjectival ending istic.