metabolism metabolism /məˈtæbəˌlɪzəm/

noun

1. The organic processes (in a cell or organism) that are necessary for life  ( metabolic process , metabolism )
   the organic processes (in a cell or organism) that are necessary for life
   
   
2. The marked and rapid transformation of a larva into an adult that occurs in some animals  ( metabolism , metamorphosis )
   the marked and rapid transformation of a larva into an adult that occurs in some animals