[1] : The Collaborative International Dictionary of English v.0.48

katabolism \katab"olism\, n. gr. ? down + ? to throw.
   physiol.
   destructive or downward metabolism; regressive metamorphism;
   same as catabolism now the more common spelling; --
   opposed to anabolism. see disassimilation.
   1913 webster
see also:
catabolism anabolism disassimilation 

[2] : The Collaborative International Dictionary of English v.0.48

catabolism \catabolism\ n.
   the breakdown of more complex substances into simpler ones
   with release of energy, in living organisms; destructive or
   downward metabolism; -- a form of metabolism, opposed to
   anabolism. see also disassimilation. formerly spelled
   katabolism.

   syn: katabolism, dissimilation, destructive metabolism.
        wordnet 1.5
see also:
anabolism disassimilation katabolism 

[3] : WordNet (r) 2.0

katabolism
     n : breakdown of more complex substances into simpler ones with
         release of energy syn: catabolism, dissimilation, destructive
         metabolism ant: anabolism
see also:
catabolism dissimilation destructive metabolism anabolism 

Katabolism >> K Words
Katabolism, definition of term: Katabolism
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