metabolism Meaning, Definition & Usage

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

(Physiol.) The act or process, by which living tissues or cells take up and convert into their own proper substance the nutritive material brought to them by the blood, or by which they transform their cell protoplasm into simpler substances, which are fitted either for excretion or for some special purpose, as in the manufacture of the digestive ferments. Hence, metabolism may be either constructive (anabolism), or destructive (katabolism). now sp. catabolism