[1] : WordNet (r) 2.0

mutant
     adj : tending to undergo or resulting from mutation; "a mutant
           gene"
     n 1: biology an organism that has characteristics resulting
          from chromosomal alteration syn: mutation, variation,
           sport
     2: an animal that has undergone mutation
see also:
mutation variation sport 

[2] : Moby Thesaurus II by Grady Ward, 1.0

54 moby thesaurus words for "mutant":
   altered, avatar, better, catabolism, catalysis, changeable,
   changed, consubstantiation, converted, degenerate, deviant,
   displacement, divergent, heterotopia, improved, metabolism,
   metagenesis, metamorphism, metamorphosed, metamorphosis,
   metastasis, metastasized, metathesis, metempsychosis, modified,
   mutated form, mutation, permutation, qualified, rebuilt, reformed,
   reincarnation, renewed, revived, revolutionary, sport, subversive,
   transanimation, transfiguration, transfigurement, transformation,
   transformed, transformism, translated, translation, translocation,
   transmigration, transmogrification, transmutation, transmuted,
   transposition, transubstantiation, unmitigated, worse

[3] : The Free On-line Dictionary of Computing (27 SEP 03)

mutant
     
         microsoft's term for a mutex which is
        generally used in user mode but can also be used in kernel
        mode.  according to this terminology a mutex is only used in
        kernel mode.
     
        "microsoft windows nt workstation resource kit".
     
        1997-07-30
     
     
see also:
microsoft mutex user mode kernel mode 

Mutant >> M Words
Mutant, definition of term: Mutant
mutant_pag1.html