Definition of Metabolism

1. Noun. The marked and rapid transformation of a larva into an adult that occurs in some animals.

2. Noun. The organic processes (in a cell or organism) that are necessary for life.

Definition of Metabolism

1. n. 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).

2. n. The series of chemical changes which take place in an organism, by means of which food is manufactured and utilized and waste materials are eliminated.

Definition of Metabolism

1. Noun. (physiology) The complete set of chemical reactions that occur in living cells. ¹

¹ Source:

Definition of Metabolism

1. [n -S]

Medical Definition of Metabolism

1. The sum of all the physical and chemical processes by which living organised substance is produced and maintained (anabolism) and also the transformation by which energy is made available for the uses of the organism (catabolism). Origin: Gr. Metaballein = to turn about, change, alter This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Metabolism Pictures

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Lexicographical Neighbors of Metabolism

metabolic rate
metabolic rates
metabolic syndrome
metabolically challenged
metabolised vitamin D milk
metabolism (current term)

Literary usage of Metabolism

Below you will find example usage of this term as found in modern and/or classical literature:

1. Monographic Medicine by William Robie Patten Emerson, Guido Guerrini, William Brown, Wendell Christopher Phillips, John Whitridge Williams, John Appleton Swett, Hans Günther, Mario Mariotti, Hugh Grant Rowell (1916)
"In the former, the administration of ovarian substance will increase the total metabolism after oophorectomy. These considerations are of importance in ..."

2. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1916)
"Although thousands of papers have been composed dealing with the relation of metabolism of uric acid to gout,' practically no work has been done on the ..."

3. Practical physiological chemistry by Philip Bovier Hawk (1918)
"CHAPTER XXVIII metabolism metabolism is a part of that complex series of ... metabolism may be denned as all chemical and physical changes which occur in ..."

4. A Textbook of Physiology by Michael Foster (1889)
"Our knowledge of the metabolism of the nervous tissues is, as we have seen, very imperfect (§ 72), but the presence of kreatin in the central nervous system ..."

5. A Text Book of Physiology by Michael Foster (1899)
"Is it possible that in the normal metabolism of the living muscle the nitrogen leaves the ... Our knowledge of the metabolism of the nervous tissues is, ..."

6. Chemistry of Food and Nutrition by Henry Clapp Sherman (1918)
"Protein metabolism differs widely from energy metabolism in the conditions which determine its amount, for protein metabolism is governed mainly by the kind ..."

7. Diet in Health and Disease by Julius Friedenwald, John Ruhräh (1907)
"Poisons may thus be classified as protoplasmic (influencing metabolism directly) and selective (influencing metabolism indirectly) ; but this classification ..."

8. The Elements of the Science of Nutrition by Graham Lusk (1909)
"THE INFLUENCE OF MECHANICAL WORK ON metabolism. In the account of metabolism during starvation, a short description has already been given of the influence ..."

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