• synonyms


noun, plural di·ar·thro·ses [dahy-ahr-throh-seez] /ˌdaɪ ɑrˈθroʊ siz/. Anatomy.
  1. a form of articulation that permits maximal motion, as the knee joint.
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Origin of diarthrosis

1570–80; < New Latin < Greek; see di-3, arthrosis1
Related formsdi·ar·thro·di·al [dahy-ahr-throh-dee-uh l] /ˌdaɪ ɑrˈθroʊ di əl/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for diarthrosis

Historical Examples

  • Diarthrosis is a kind of Articulation which serves for sensible Motions.

    The Compleat Surgeon, or the Whole Art of Surgery Explain'd in a Most Familiar Method

    Charles Gabriel Le Clerc

British Dictionary definitions for diarthrosis


noun plural -ses (-siːz)
  1. anatomy any freely movable joint, such as the shoulder and hip joints
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Derived Formsdiarthrodial, adjective

Word Origin

C16: New Latin, from di- ² + Greek arthrōsis, from arthroun to fasten by a joint, from arthron 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

diarthrosis in Medicine


  1. 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.