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

Oxygen consumption was increased by the presence of added catalase at all glycerol levels and in the control.

From Project Gutenberg

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

Comparison of the resulting oxygen uptake with glycerol and with glycerol plus catalase is shown in Figure 11.

From Project Gutenberg

The rate of utilization was generally higher during the test period in the presence of catalase than without added catalase.

From Project Gutenberg

A very widely distributed reducing enzyme is catalase which decomposes hydrogen peroxide.

From Project Gutenberg