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nucleolus

/ˈnjuːkliələs/ noun · British & US
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What does nucleolus mean?

noun

A small body within a cell nucleus that is involved in the synthesis of ribosomal RNA. It is a site of ribosome biogenesis.

Example

"The nucleolus is a crucial component of the cell's protein synthesis machinery."

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

Etymologically related

Synonyms for nucleolus

Rhymes with nucleolus