Definition of oxidase in English:

Share this entry

oxidase

Pronunciation: /ˈäksəˌdās/
Pronunciation: /ˈäksəˌdāz/

noun

Biochemistry
An enzyme that promotes the transfer of a hydrogen atom from a particular substrate to an oxygen molecule, forming water or hydrogen peroxide.
Example sentences
  • Polyphenol oxidase is the enzyme that makes phenolics react to form brown pigments.
  • Despite many important advances in the understanding of terminal oxidases, the mechanism by which the electron transfer events are coupled to proton translocation is unknown.
  • Briefly, plasma lactic acid is converted to pyruvate and hydrogen peroxide by lactate oxidase.

Origin

Late 19th century: from French oxydase, from oxyde 'oxide'.

For editors and proofreaders

Syllabification: ox·i·dase

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.