Source : Webster's Revised Unabridged Dictionary (1913)

Katabolic \Kat`a*bol"ic\, a. (Physiol.)
   Of or pertaining to katabolism; as, katabolic processes,
   which give rise to substances (katastates) of decreasing
   complexity and increasing stability.

Source : WordNet®

katabolic
     adj 1: relating to or characterized by catabolism [syn: {catabolic}]
     2: characterized by destructive metabolism [syn: {catabolic}]
        [ant: {anabolic}]