Definition of "oxidase" []

• Any of a group of enzymes that catalyze oxidation, especially an enzyme that reacts with molecular oxygen to catalyze the oxidation of a substrate. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Glucose oxidase is an enzyme produced and purified from Aspergillus niger which catalyses the oxidation of glucose."
• "Garbanzos are an excellent source of the trace mineral, molybdenum, an integral component of the enzyme sulfite oxidase, which is responsible for detoxifying sulfites."
• "This problem is compounded by the fact that humans and other primates lack the enzyme urate oxidase, which is responsible for the breakdown of uric acid."