- any of various joints which lack a synovial cavity and are virtually immovable; a fixed joint
WordReference Random House Unabridged Dictionary of American English © 2026
syn•ar•thro•sis
(sin′är thrō′sis),USA pronunciation n., pl. -ses (-sēz).USA pronunciation [Anat.]
- Anatomyimmovable articulation;
a fixed or immovable joint;
suture.
- Greek synárthrōsis, equivalent. to synarthrō- (variant stem of synarthroûsthai to be joined by articulation, equivalent. to syn- syn- + árthro(n) joint + -esthai infinitive suffix) + -sis -sis
- Neo-Latin
- 1570–80
Collins Concise English Dictionary © HarperCollins Publishers::
synarthrosis /ˌsɪnɑːˈθrəʊsɪs/ n ( pl -ses /-siːz/)
'synarthrosis' also found in these entries (note: many are not synonyms or translations):