Hypertext Webster Gateway: "vacuole"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Vacuole \Vac"u*ole\, n. [L. vacuus empty: cf. F. vacuole.]
(Biol.)
A small air cell, or globular space, in the interior of
organic cells, either containing air, or a pellucid watery
liquid, or some special chemical secretions of the cell
protoplasm.
{Contractile vacuole}. (Zo["o]l.) See under {Contractile},
and see Illusts. of {Infusoria}, and {Lobosa}.
{Food vacuole}. (Zo["o]l.) See under {Food}, and see Illust.
of {Infusoria}.
From WordNet (r) 1.7 (wn)
vacuole
n : a tiny cavity filled with fluid in the cytoplasm of a cell
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