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synarthrosis

[sin-ahr-throh-sis]
noun, plural syn·ar·thro·ses [sin-ahr-throh-seez] /ˌsɪn ɑrˈθroʊ siz/. Anatomy.
  1. immovable articulation; a fixed or immovable joint; suture.
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Origin of synarthrosis

1570–80; < New Latin < Greek synárthrōsis, equivalent to synarthrō- (variant stem of synarthroûsthai to be joined by articulation, equivalent to syn- syn- + árthro(n) joint + -esthai infinitive suffix) + -sis -sis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for synarthrosis

synarthrosis

noun plural -ses (-siːz)
  1. anatomy any of various joints which lack a synovial cavity and are virtually immovable; a fixed joint
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Derived Formssynarthrodial, adjectivesynarthrodially, adverb

Word Origin

via New Latin from Greek sunarthrōsis, from sunarthrousthai to be connected by joints, from sun- syn- + arthron a joint
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
synarthrosis in Medicine

synarthrosis

(sĭn′är-thrō′sĭs)
n. pl. syn•ar•thro•ses (-sēz)
  1. immovable joint
  2. movable joint
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.