noun, plural a·nas·to·mo·ses [uh-nas-tuh-moh-seez] /əˌnæs təˈmoʊ siz/.
Anatomy. communication between blood vessels by means of collateral channels, especially when usual routes are obstructed.
Biology, Geology. connection between parts of any branching system, as veinlets in a leaf or branches of a stream.
Surgery, Pathology. a joining of or opening between two organs or spaces that normally are not connected.
Origin of anastomosis
1605–15;Related formsa·nas·to·mot·ic [uh-nas-tuh-mot-ik] /əˌnæs təˈmɒt ɪk/, adjective
< New Latin
opening. See ana-
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for anastomosis
Historical Examples of anastomosis
British Dictionary definitions for anastomosis
noun plural -ses (-siːz)
Derived Formsanastomotic (əˌnæstəˈmɒtɪk), adjective
a natural connection between two tubular structures, such as blood vessels
the surgical union of two hollow organs or parts that are normally separate
the separation and rejoining in a reticulate pattern of the veins of a leaf or of branches
Word Origin for anastomosis
C16: via New Latin from Greek: opening, from anastomoun to equip with a mouth, from stoma mouth
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for anastomosis
1610s, medical or Modern Latin, from Greek anastomosis "outlet, opening," from anastomoein "to furnish with a mouth," from stoma "mouth" (see stoma). Related: Anastomotic.
Online Etymology Dictionary, © 2010 Douglas Harper
n. pl. a•nas•to•mo•ses (-sēz)
Related formsa•nas′to•mot′ic (-mŏt′ĭk) adj.
The direct or indirect connection of separate parts of a branching system to form a network, especially among blood vessels.
The surgical connection of separate or severed tubular hollow organs to form a continuous channel as between two parts of the intestine.
An opening created by surgery, trauma, or disease between two or more normally separate spaces or organs.
The American Heritage® Stedman's Medical Dictionary
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