synarthrosis

noun

syn·​ar·​thro·​sis ˌsin-är-ˈthrō-səs How to pronounce synarthrosis (audio)
plural synarthroses ˌsin-är-ˈthrō-ˌsēz How to pronounce synarthrosis (audio)
: an immovable articulation in which the bones are united by intervening fibrous connective tissues

Word History

Etymology

Greek synarthrōsis, from syn- + arthrōsis arthrosis

First Known Use

1578, in the meaning defined above

Time Traveler
The first known use of synarthrosis was in 1578

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Cite this Entry

“Synarthrosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/synarthrosis. Accessed 4 Mar. 2025.

Medical Definition

synarthrosis

noun
syn·​ar·​thro·​sis -ˈthrō-səs How to pronounce synarthrosis (audio)
plural synarthroses -ˌsēz How to pronounce synarthrosis (audio)
: an immovable articulation in which the bones are united by intervening fibrous connective tissues

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