Also found in: Thesaurus, Medical, Encyclopedia.


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.


(Chemistry) chem by an oxidative process
References in periodicals archive ?
parquet work: Solid planks made of one piece of solid wood, Manufactured according to din en 13629, 4 sided with tongue and groove, Without chamfer, Species: Oak, Solid; Quality: Select, Isolated one-sided, Leaking splint allowed; Surfaces: Natural oxidatively pre-oiled; Surface structure: Sawn, Saw cut 90 degrees to the grain, No embossing; Length: 100 to 230 cm, Width: 10 cm, Thickness: 18 mm; Laying in free lengths, No continuous transverse joints.
2][alpha]], and antibodies against oxidatively modified low-density lipoprotein have been studied extensively.
Systemic oxidatively generated DNA/RNA damage in clinical depression: Associations to symptom severity and response to electroconvulsive therapy.
Because of this, hubergroup was among the first to develop a cobalt-free siccative system for oxidatively drying sheetfed inks.
Results: The appearance of oxidatively modified erythrocytes, which is an evidence of oxidative stress, was supported by the detection of reactive oxygen species and insoluble myeloperoxidase in the whole blood of all septic patients.
LA and DHLA have been shown to cause regeneration of endogenous antioxidants such as vitamins C and E, and GSH, chelation of metal ions and repair of oxidatively damaged proteins (Bast and Haenen, 2003; Bilska and Wlodek, 2005).
10] air pollutant fraction, which increased induction of the oxidatively sensitive gene heme oxygenase 1 (HO-1) by > 100% in both whole brain and lung (Farina et al.
3) Atherosclerosis is initiated by the accumulation of oxidatively modified LDL within plaques, which release ROS.
Hybrid acrylic-modified waterborne alkyd resins have been prepared by the polymerization of latent oxidatively functional acrylic monomer in the presence of a waterborne alkyd [53-55].
Formulators who develop coatings based on oxidatively cured (alkyd) binders face major regulatory obstacles for two key ingredients: methyl ethyl ketoxime (MEKO) anti-skinning additive and cobalt-based driers.
30 mmol) was oxidatively cyclised in the presence of p-chloranil (162 mg, 0.
Redox proteomics identification of oxidatively modified brain proteins in Alzheimer's disease and mild cognitive impairment: insights into the progression of this dementing disorder.