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exocytosis

 - 4 dictionary results

ex⋅o⋅cy⋅to⋅sis

[ek-soh-sahy-toh-sis]
–noun Physiology.
the transport of material out of a cell by means of a sac or vesicle that first engulfs the material and then is extruded through an opening in the cell membrane (distinguished from endocytosis ).

Origin:
1960–65; exo- + -cyte + -osis; cf. endocytosis


ex⋅o⋅cy⋅tot⋅ic [ek-soh-sahy-tot-ik] , adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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ex·o·cy·to·sis   (ěk'sō-sī-tō'sĭs)   
n.   pl. ex·o·cy·to·ses (-sēz')
A process of cellular secretion or excretion in which substances contained in vesicles are discharged from the cell by fusion of the vesicular membrane with the outer cell membrane.
ex'o·cy·tose' (-tōs') v., ex'o·cy·tot'ic (-tŏt'ĭk) adj.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: exo·cy·to·sis
Pronunciation: "ek-sO-sI-'tO-s&s
Function: noun
Inflected Form: plural exo·cy·to·ses /-"sEz/
: the release of cellular substances (as secretory products) contained in cell vesicles by fusion of the vesicular membranewith the plasma membrane and subsequent release of the contents to the exterior of the cell —exo·cy·tot·ic /-'tät-ik/ adjective
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

exocytosis ex·o·cy·to·sis (ěk'sō-sī-tō'sĭs)
n. pl. ex·o·cy·to·ses (-sēz')

  1. The appearance of migrating inflammatory cells in the epidermis.

  2. A process of cellular secretion or excretion in which substances contained in vesicles are discharged from the cell by fusion of the vesicular membrane with the outer cell membrane. Also called emiocytosis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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