oxidative

Thân thiện

Oxidative reactions occur when an apple slice turns brown.

Definition

1. Adjective:
   • Relating to or involving oxidation: Describes a chemical process or reaction that involves the combination of a substance with oxygen, or more broadly, the loss of electrons from an atom, molecule, or ion.
   • Characterized by oxidation: Having properties or effects that result from oxidation.

Usage and Examples

• General Usage:
  • Oxidative stress is a condition caused by an imbalance between free radicals and antioxidants in the body.
  • The oxidative degradation of lipids in food leads to spoilage and off-flavors.
• Scientific Context:
  • Mitochondria are involved in oxidative phosphorylation, a major pathway for ATP production.
  • Researchers studied the oxidative stability of the new polymer.

Advanced Usage

• "Oxidative potential": A measure of a substance's capacity to oxidize another substance or to undergo oxidation itself.
  • The oxidative potential of the compound was tested in the lab.
• "Non-oxidative": A term used to describe processes that occur without oxidation, often in contrast to oxidative ones.
  • The non-oxidative phase of the pentose phosphate pathway is crucial for biosynthesis.

Variants and Related Words

• Oxidize (verb): To combine with oxygen or to lose electrons.
  • Iron will oxidize and form rust when exposed to air and water.
• Oxidation (noun): The process or result of oxidizing.
  • The oxidation of copper gives it a green patina.
• Oxidant (noun): An oxidizing agent; a substance that causes oxidation.
  • Ozone is a powerful oxidant in the atmosphere.

Synonyms

• Oxidizing: Causing or undergoing oxidation.
• Aerobic: (In specific biochemical contexts, relating to processes using oxygen) Requiring oxygen.

Antonyms

• Reductive: Involving or causing reduction (the gain of electrons).
• Anaerobic: (In specific biochemical contexts) Occurring without oxygen.

Related Phrases and Compounds

• Oxidative stress: Physiological stress on the body caused by the cumulative damage of free radicals.
• Oxidative burst: The rapid release of reactive oxygen species from cells, often as an immune response.

Học thuật

Adjective

1. taking place in the presence of oxygen
   • oxidative glycolysis
   • oxidative rancidity