anastomosis

[ uh-nas-tuh-moh-sis ]

/ əˌnæs təˈmoʊ sɪs /

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See synonyms for: anastomotic on Thesaurus.com

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.

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Origin of anastomosis

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

OTHER WORDS FROM anastomosis

a·nas·to·mot·ic

[uh-nas-tuh-mot-ik], /əˌnæs təˈmɒt ɪk/, adjective

Words nearby anastomosis

anastasis, Anastasius I, anastigmat, anastigmatic, anastomose, anastomosis, anastomotic branch, anastomotic ulcer, anastrophe, anastrozole, anastylosis

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use anastomosis in a sentence

From the semilunar anastomosis radiate two main groups of arterial branches, an ascending group and a descending one.
Diseases of the Horse's Foot|Harry Caulton Reeks
Aneurysm by Anastomosis is the name applied to a vascular tumour in which the arteries, veins, and capillaries are all involved.
Manual of Surgery|Alexis Thomson and Alexander Miles
Thoracic anastomosis between internal mammary and intercostals, with branches of axillary.
A Manual of the Operations of Surgery|Joseph Bell
Anastomosis varies with the position of the ligature, but is very free between the various muscular branches of these vessels.
A Manual of the Operations of Surgery|Joseph Bell

In the smaller vessels a frequent running together, or anastomosis, occurs.
Special Report on Diseases of the Horse|United States Department of Agriculture

British Dictionary definitions for anastomosis

anastomosis

/ (əˌnæstəˈməʊsɪs) /

noun plural -ses (-siːz)

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

Derived forms of anastomosis

anastomotic (əˌnæstəˈmɒtɪk), adjective

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 Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for anastomosis

anastomosis

[ ə-năs′tə-mō′sĭs ]

n. pl. a•nas•to•mo•ses (-sēz)

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.

Other words from anastomosis

a•nas′to•mot′ic (-mŏt′ĭk) adj.