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Word of the Day Wednesday, June 10, 2026

endosome

/ɛnˈdoʊsɒm/ noun · British & US
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What does endosome mean?

noun

A membrane-bound organelle found within a cell, involved in the process of endocytosis, where substances are taken into the cell by engulfment.

Example

"The endosome played a crucial role in the cell's ability to absorb nutrients from the surrounding environment."

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

Etymologically related

Synonyms for endosome

Rhymes with endosome