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Word of the Day Wednesday, June 10, 2026

peroxisome

/ˌpɛrɒksɪˈsoʊm/ noun · British & US
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What does peroxisome mean?

noun

A membrane-bound organelle found in the cells of most eukaryotes, involved in the breakdown and oxidation of fatty acids and amino acids.

Example

"The peroxisome played a crucial role in the cell's metabolic processes, breaking down toxic substances and producing energy."

Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.

Etymologically related

Synonyms for peroxisome

Rhymes with peroxisome