me ‧ tab ‧ o ‧ lis ‧ m /məˈtæbəlɪz ə m, mɪˈtæbəlɪz ə m/ BrE AmE noun [uncountable and countable]
[ Date: 1800-1900 ; Language: Greek ; Origin: metabole 'change' ]
the chemical processes by which food is changed into energy in your body:
This drug speeds up your metabolism.
protein/carbohydrate/alcohol etc metabolism
The vast majority of alcohol metabolism occurs in the liver.
metabolism of
the metabolism of fat by the liver