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oxidase

American

[ok-si-days, -dayz] / ˈɒk sɪˌdeɪs, -ˌdeɪz /

noun

Biochemistry.

any of a class of oxidoreductases that catalyze the oxidation of a substrate by molecular oxygen with the formation, in most cases, of hydrogen peroxide.

oxidase British

/ ˈɒksɪˌdeɪs, -ˌdeɪz /

noun

any of a group of enzymes that bring about biological oxidation

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

oxidasic

adjective

Etymology

Origin of oxidase

First recorded in 1895–1900; oxide + -ase

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

oxidase

"We found lactate oxidase nanocapsules helped prevent the immune system from being weakened and overcome the immune suppression caused by the tumor," Cao said.

From Science Daily ● Oct. 11, 2023

Just like apples that turn brown after slicing, eggplants also contain the enzyme polyphenol oxidase.

From Salon ● Jul. 28, 2021

If the chestnut could produce its own oxalate oxidase, a specialized protein that breaks down oxalic acid, it might be able to defend itself, Powell realized.

From New York Times ● Apr. 30, 2020

The genes for the subunits I and II from cyt aa3 oxidase are found immediately downstream of those for the act genes of the ACIII.

From Nature ● Apr. 24, 2018

Figure 4.15 Cyanide inhibits cytochrome c oxidase, a component of the electron transport chain.

From Textbooks ● Apr. 25, 2013

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023