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1. The combination of a substance with oxygen.
2. A reaction in which the atoms of an element lose electrons and the valence of the element is correspondingly increased.

[French, from oxider, to oxidize, from oxide, oxide; see oxide.]

ox′i·da′tive adj.
ox′i·da′tive·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.oxidative - taking place in the presence of oxygen; "oxidative glycolysis"; "oxidative rancidity"
aerobic, aerophilic, aerophilous - depending on free oxygen or air; "aerobic fermentation"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
A Pound of Prevention for a Healthier Life: How and Why Avoiding Exposures to Toxic Chemicals and Other Sources of Oxidative Stress, the Cause of Most Disease, Lowers the Odds of Getting Sick
KEYWORDS: Antioxidant, Biomarker, Coronary slow flow, Oxidant, Oxidative stress.
[USA], Mar 22 (ANI): As part of a recent study, researchers have found oxidative stress as the common link between sleep and aging.
Objective: To evaluate the effect of probiotic yoghurt consumption on oxidative stress and inflammatory factors in young females after exhaustive exercise.
While the underlying mechanism(s) explaining the impact of maternal exposure to [PM.sub.2.5] on adverse birth outcomes have yet to be fully elucidated, evidence suggests that oxidative stress plays an important role in the health impacts of [PM.sub.2.5] during pregnancy (Kannan et al.
where it will test the top 50-selling retail products for oxidation and EPA/DHA content on an annual basis and report on the exposure of these oxidative compounds to consumers, since these 50 products account for about half of consumption in the U.S.
A number of studies have shown that oxidative stress--a condition where damaging molecules known as free radicals build up inside cells--accelerates telomere shortening.
Among the raw materials, soybean and canola oils stand out for having large amounts of free fatty acids and unsaturated carbon chains (Serrano et al., 2014), which compromise their oxidative stability, especially when it comes to biodiesel storage for a prolonged period of time (Serrano, Bouaid, Martinez, & Aracil, 2013).
Objectives: This study investigated the effects of a 14-day ingestion of green tea extract (GTE) on biomarkers of oxidative stress in obese men undergoing resistance exercise (RE).
Objective: To measure oxidative stress biomarkers in saliva and venous blood of mothers and cord blood of newborns delivered wih and without combined analgesia.
Among the scenario of infection diagnosis, an emerging role has been recently described for oxidative stress (OS) evaluation [9, 10].

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