IMD

from The Free On-line Dictionary of Computing (8 July 2008)

intermodulation distortion
IMD

   <electronics, communications> (IMD) {Nonlinear} {distortion}
   in a system or {transducer}, characterised by the appearance
   in the output of frequencies equal to the sums and differences
   of integral multiples of the two or more component frequencies
   present in the {input} waveform.

   (2000-08-21)

from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)

IMD
       Integrated Management Display (Compaq)

from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)

IMD
       Internet Multimedia Development (Internet)