noun, plural: vacuoles

A membrane-bound vesicle found in the cytoplasm of a cell whose function includes intracellular secretion, excretion, storage, and digestion.


It can be found in animal and plant cells, and it can be especially conspicuous in plant cells.

Word origin: Latin vacuolum, diminutive form of vacuum.

Related forms: vacuolar (adjective).
Related terms: condensing vacuole, contractile vacuole, digestive vacuole, gas vacuole.

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