superoxide dismutase


superoxide dis·mut·ase

noun \-dis-ˈmyü-ˌtās, -ˌtāz\

Definition of SUPEROXIDE DISMUTASE

:  a metal-containing antioxidant enzyme that reduces harmful free radicals of oxygen formed during normal metabolic cell processes to oxygen and hydrogen peroxide

Origin of SUPEROXIDE DISMUTASE

dismutation (simultaneous oxidation and reduction) + -ase
First Known Use: 1969

superoxide dis·mu·tase

noun \-ˈdis-myü-ˌtās\   (Medical Dictionary)

Medical Definition of SUPEROXIDE DISMUTASE

: a metal-containing antioxidant enzyme that reduces potentially harmful free radicals of oxygen formed during normal metabolic cell processes to oxygen and hydrogen peroxide—abbreviation SOD

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