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8 Words That Are Older Than You Think

diarthrosis

[dahy-ahr-throh-sis] /ˌdaɪ ɑrˈθroʊ sɪs/
noun, plural diarthroses
[dahy-ahr-throh-seez] /ˌdaɪ ɑrˈθroʊ siz/ (Show IPA).
Anatomy
1.
a form of articulation that permits maximal motion, as the knee joint.
Origin
1570-1580
1570-80; < Neo-Latin < Greek; see di-3, arthrosis
Related forms
diarthrodial
[dahy-ahr-throh-dee-uh l] /ˌdaɪ ɑrˈθroʊ di əl/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for diarthroses

diarthrosis

/ˌdaɪɑːˈθrəʊsɪs/
noun (pl) -ses (-siːz)
1.
(anatomy) any freely movable joint, such as the shoulder and hip joints
Derived Forms
diarthrodial, 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
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diarthroses in Medicine

diarthrosis di·ar·thro·sis (dī'är-thrō'sĭs)
n.
See movable joint.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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