The Collaborative International Dictionary of English v.0.48:
Technobabble \Tech"no*bab`ble\, n. technical jargon incomprehensible to non-specialists; -- sometimes used derogatorily of discussions using unnecessarily technical terminology and intended to impress or confuse, rather than inform, the listener. [PJC]WordNet (r) 3.0 (2006):
technobabble n 1: technical jargon from computing and other high-tech subjects