diarthrosis

noun

di·​ar·​thro·​sis ˌdī-är-ˈthrō-səs How to pronounce diarthrosis (audio)
plural diarthroses ˌdī-är-ˈthrō-ˌsēz How to pronounce diarthrosis (audio)
1
: articulation that permits free movement
2
: a freely movable joint

Word History

Etymology

borrowed from New Latin diarthrōsis, borrowed from Greek diárthrōsis, from diarthrō-, variant stem of diarthroûn "to separate by joints, articulate" (from di- di- + arthroûn "to fasten by a joint," derivative of árthron "joint, articulation") + -sis -sis — more at arthro-

First Known Use

1578, in the meaning defined at sense 1

Time Traveler
The first known use of diarthrosis was in 1578

Dictionary Entries Near diarthrosis

Cite this Entry

“Diarthrosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diarthrosis. Accessed 25 Feb. 2024.

Medical Definition

diarthrosis

noun
di·​ar·​thro·​sis ˌdī-är-ˈthrō-səs How to pronounce diarthrosis (audio)
plural diarthroses -ˌsēz How to pronounce diarthrosis (audio)
1
: articulation that permits free movement
2
: a freely movable joint

called also synovial joint

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