the state of an element or ion in a compound with regard to the electrons gained or lost by the element or ion in the reaction that formed the compound, expressed as a positive or negative number indicating the ionic charge of the element or ion.
See oxidation number
[ok-si-dey-shuh n] /ɒk sɪˈdeɪ ʃən/ noun, Chemistry. 1. the process or result of . 2. the deposit that forms on the surface of a metal as it . /ˌɒksɪˈdeɪʃən/ noun 1. n. 1791, from French oxidation (1787), coined by G. de Morveau and A. Lavoisier, noun of action from oxider “oxidize,” from oxide (see oxide). […]
noun, Biochemistry. 1. the aerobic synthesis, coupled to electron transport, of ATP from phosphate and ADP. noun 1. the process by which the energy liberated by oxidation of metabolites is used to synthesize the energy-rich molecule ATP oxidative phosphorylation n. The formation of ATP from the energy released by the oxidation of various substrates, especially […]
- Oxidative stress
oxidative stress (ŏk’sĭ-dā’tĭv) A condition of increased oxidant production in animal cells characterized by the release of free radicals and resulting in cellular degeneration.
[ok-sahyd, -sid] /ˈɒk saɪd, -sɪd/ noun, Chemistry. 1. a compound in which oxygen is bonded to one or more electropositive atoms. /ˈɒksaɪd/ noun 1. any compound of oxygen with another element 2. any organic compound in which an oxygen atom is bound to two alkyl or aryl groups; an ether or epoxide n. “compound of […]