Definition of metabolism in English:


Line breaks: me¦tab¦ol|ism
Pronunciation: /mɪˈtabəlɪz(ə)m


[mass noun]
The chemical processes that occur within a living organism in order to maintain life: the metabolism of fatty acids in the kidney [with modifier]: abnormalities in protein metabolism
More example sentences
  • Altered carbohydrate, fat, and protein metabolism leads to a catabolic state.
  • It is also known that peroxisomal metabolism is lower in fish than in mammals.
  • In addition to carbohydrate metabolism, other processes were affected by stress.

Two kinds of metabolism are often distinguished: constructive metabolism, the synthesis of the proteins, carbohydrates, and fats which form tissue and store energy, and destructive metabolism, the breakdown of complex substances and the consequent production of energy and waste matter


late 19th century: from Greek metabolē 'change' (from metaballein 'to change') + -ism.

Definition of metabolism in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day impudicity
Pronunciation: ˌɪmpjʊˈdɪsɪti
lack of modesty