: an enzyme that catalyzes the oxidation of various substances by peroxides
Example Sentences
Recent Examples on the WebAntibodies to thyroid peroxidase are found in about 20% of healthy women, up to 40% of people with Type 1 diabetes, and in 90% to 100% of people with autoimmune thyroiditis (Hashimoto’s thyroiditis). Dr. Keith Roach, oregonlive, 10 June 2022
Word History
First Known Use
1900, in the meaning defined above
Medical Definition
peroxidase
noun
per·ox·i·dase pə-ˈräk-sə-ˌdās, -ˌdāz
: an enzyme occurring especially in plants, milk, and white blood cells and consisting of a protein complex with hematin groups that catalyzes the oxidation of various substances by peroxides