catalase

[ kat-l-eys, -eyz ]

noun

, Biochemistry.

1. an enzyme that decomposes hydrogen peroxide into oxygen and water.

catalase

/ ˈkætəˌleɪs /

noun

1. an enzyme that catalyses the decomposition of hydrogen peroxide

Other Words From

• cat·a·lat·ic [kat-l-, at, -ik], adjective

Word History and Origins

Origin of catalase¹

First recorded in 1900–05; catal(ysis) + -ase

Example Sentences

The CFR for cheddar, for instance, stipulates that you can use hydrogen peroxide in your cheesemaking as long as you use something called catalase to eliminate the hydrogen peroxide afterward.

From Salon

This shows that the liver enzyme catalase is working to start the chemical reaction that breaks down the hydrogen peroxide that would be harmful to the body into less dangerous compounds.

From Scientific American

This is shown in Figure 10 along with the effect on motility of adding catalase, which is discussed in the next section.

From Project Gutenberg

That something seems to be related to an enzyme called catalase.

From Economist

I. Observations on the catalase activity of tissues in avian polyneuritis.

From Project Gutenberg