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vacuole
(redirected from vacuolations)

    Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia, Hutchinson 0.03 sec.
vacuole /vac·u·ole/ (vak´u-ol) a space or cavity in the protoplasm of a cell.
vac·u·ole (vky-l)
n.
1. A small cavity in the cytoplasm of a cell, bound by a single membrane and containing water, food, or metabolic waste.
2. A small space or cavity in a tissue.
vacu·olar (-lr, -lär) adj.
vacuole (vak´ūōl´),
n a clear space in the substance of a cell. It may stem from a degenerative process, or it may serve the cell as a temporary cell stomach for the digestion of a foreign body inclusion.
vacuole
a space or cavity in the cytoplasm of a cell.
contractile vacuole
a small fluid-filled cavity in the cytoplasm of certain unicellular organisms; it gradually increases in size and then collapses; its function is thought to be respiratory and excretory.
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