Meaning of VESICLE
| Pronunciation: | | 'vesikul
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 WordNet Dictionary |
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| | Definition: | | [n] a small anatomically normal sac or bladderlike structure (especially one containing fluid) |
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| | Synonyms: | | cyst |
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| | See Also: | | bleb, blister, bulla, dacryocyst, dictyosome, follicle, Golgi apparatus, Golgi body, Golgi complex, lacrimal sac, liposome, sac, seminal vesicle, tear sac | |
| Webster's 1913 Dictionary |
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| | Definition: | | \Ves"i*cle\, n. [L. vesicula, dim. of vesica a bladder,
blister; akin to Skr. vasti bladder: cf. F. v['e]sicule.]
A bladderlike vessel; a membranous cavity; a cyst; a cell.
Specifically:
(a) (Bot.) A small bladderlike body in the substance of
vegetable, or upon the surface of a leaf.
(b) (Med.) A small, and more or less circular, elevation of
the cuticle, containing a clear watery fluid.
(c) (Anat.) A cavity or sac, especially one filled with
fluid; as, the umbilical vesicle.
(d) (Zo["o]l.) A small convex hollow prominence on the
surface of a shell or a coral.
(e) (Geol.) A small cavity, nearly spherical in form, and
usually of the size of a pea or smaller, such as are
common in some volcanic rocks. They are produced by the
liberation of watery vapor in the molten mass.
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| Medical Dictionary |
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| | Definition: | | A small sac containing liquid. |
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| Biology Dictionary |
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- A bladder-like sac or cavity filled with gas or liquid.
- A bubble within the cell which is surrounded by cell membrane material and is formed by pinching off part of the cell membrane. Vesicles contain particles which the cell is importing ( endocytosis), or waste products and secretions which the cell is exporting (exocytosis).
- A small (less than one centimeter in diameter), fluid-filled skin lesion, usually raised; a blister.
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