techno

from WordNet (r) 3.0 (2006)

techno
    n 1: a style of fast heavy electronic dance music usually
         without vocals

from The Collaborative International Dictionary of English v.0.48

Techno \Tech"no\, n.
   a form of music primarily created by computer sound
   synthizers rather than by musicians playing instruments.
   [slang]
   [PJC]