anastomosis

anastomosis

[uh-nas-tuh-moh-sis]
noun, plural anastomoses [uh-nas-tuh-moh-seez] .
1.
Anatomy. communication between blood vessels by means of collateral channels, especially when usual routes are obstructed.
2.
Biology, Geology. connection between parts of any branching system, as veinlets in a leaf or branches of a stream.
3.
Surgery, Pathology. a joining of or opening between two organs or spaces that normally are not connected.

Origin:
1605–15; < Neo-Latin < Greek: opening. See ana-, stoma, -osis

anastomotic [uh-nas-tuh-mot-ik] , adjective
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World English Dictionary
anastomosis (əˌnæstəˈməʊsɪs)
 
n , pl -ses
1.  a natural connection between two tubular structures, such as blood vessels
2.  the surgical union of two hollow organs or parts that are normally separate
3.  the separation and rejoining in a reticulate pattern of the veins of a leaf or of branches
 
[C16: via New Latin from Greek: opening, from anastomoun to equip with a mouth, from stoma mouth]
 
anastomotic
 
adj

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Etymonline
Word Origin & History

anastomosis
1610s, Mod.L., from Gk. anastomosis "outlet, opening," from anastomoein "to furnish with a mouth," from stoma "mouth" (see stoma).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

anastomosis a·nas·to·mo·sis (ə-nās'tə-mō'sĭs)
n. pl. a·nas·to·mo·ses (-sēz)

  1. The direct or indirect connection of separate parts of a branching system to form a network, especially among blood vessels.

  2. The surgical connection of separate or severed tubular hollow organs to form a continuous channel as between two parts of the intestine.

  3. An opening created by surgery, trauma, or disease between two or more normally separate spaces or organs.


a·nas'to·mot'ic (-mŏt'ĭk) adj.
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