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peroxidase

Upper-Intermediate (B2)

IPA: //pəˈrɒksɪdeɪz//

KK: /pəˈrɒksɪdeɪz/

noun
Definition

A type of enzyme found mainly in plants that helps speed up the process of oxidation using peroxides.


Example

Peroxidase plays a crucial role in breaking down hydrogen peroxide in plant cells.


Conversation
Sloth A
I was reading about enzymes, and I came across something called peroxidase.
Sloth B
Oh, I've heard of that! What does it do?
Sloth A
It helps in the oxidation of substances by using peroxides.
Sloth B
That sounds interesting! Enzymes like peroxidase are really important in biology.

Synonyms & Antonyms
Synonyms
enzyme
catalyst
oxidase
Antonyms
inhibitor
blocker
suppressor
Root Explanation

Peroxidase → It is formed from "per-" (meaning through or by) and "oxidare" (meaning to oxidize) combined with the suffix "-ase" (indicating an enzyme). The word refers to an enzyme that catalyzes the oxidation of substances by peroxides.

Memory Tip

Think of an enzyme that works 'through' ('per-') the process of 'oxidizing' ('oxidare') substances, which helps you remember that peroxidase is an enzyme involved in oxidation reactions.

Visually Confused Words
oxidase
superoxide
pteropidae
hyperoxide
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