WordNet (r) 3.0 (2006):

stemmatics
    n 1: the humanistic discipline that attempts to reconstruct the
         transmission of a text (especially a text in manuscript
         form) on the basis of relations between the various
         surviving manuscripts (sometimes using cladistic analysis);
         "stemmatology also plays an important role in musicology";
         "transcription errors are of decisive importance in
         stemmatics" [syn: stemmatology, stemmatics]