ˈkrebz- noun
Usage: usually capitalized K
Etymology: after H. A. Krebs died 1981 English biochemist
: a cycle sequence of reactions occurring in the living organism (as in muscle tissue) and forming a phase of the metabolic function in which acetic acid or acetyl equivalent is oxidized through a series of intermediate acids to carbon dioxide and water and thus provides energy for storage in the form of energy-rich phosphate bonds (as in adenosine triphosphate) that can make it available for use in other vital processes (as muscular work) — called also citric acid cycle, tricarboxylic acid cycle