WordNet (r) 3.0 (2006):

debug
    v 1: locate and correct errors in a computer program code;
         "debug this program"

The Free On-line Dictionary of Computing (19 January 2023):

DEBUG

    The bundled compiler/assembler for
   DOS/Windows after CP/M.

   [Did CP/M have "DEBUG"?]

   ["DOS Power Tools, Techniques, Tricks, and Utilities, PC
   Magazine, Paul Somerson Executive Editor, Bantam Books, 1988].

   (2003-06-17)