WordNet (r) 3.0 (2006):

forensics
    n 1: scientific tests or techniques used in the investigation of
         crimes

Moby Thesaurus II by Grady Ward, 1.0:

20 Moby Thesaurus words for "forensics":
   debating, declamation, demagogism, elocution, eloquence,
   homiletics, lecturing, oratory, platform oratory, public speaking,
   pyrotechnics, rabble-rousing, rhetoric, speaking, speechcraft,
   speechification, speeching, speechmaking, stump speaking,
   wordcraft