Relating to, characterized by, or causing isolation.
2001 Oct. 7, Jane Gordon, "Home Computer 101: Parents Set Up Rules," New York Times (retrieved 15 Nov. 2012)It's when the computer becomes socially isolative that there's a problem.
2003 April 30, Hazel Muir, "Einstein and Newton showed signs of autism ," New Scientist (retrieved 15 Nov. 2012)Impatience with the intellectual slowness of others, narcissism and passion for one's mission in life might combine to make such individuals isolative and difficult.
2005 March 29, "Experts reveal link between sex, drugs and bedroom TVs ," scotsman.com (UK) (retrieved 15 Nov. 2012)While children will tend to watch things that adults do not want them to, TV’s isolative effects are a greater danger.