synarthrosis

noun

syn·​ar·​thro·​sis ˌsin-är-ˈthrō-səs 

plural synarthroses ˌsin-är-ˈthrō-ˌsēz 

: 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

Medical Definition

synarthrosis

noun

syn·​ar·​thro·​sis -ˈthrō-səs 

plural synarthroses -ˌsēz 

: an immovable articulation in which the bones are united by intervening fibrous connective tissues