synarthrosis

[sin-ahr-throh-sis]

noun

Anatomy.

plural

synarthroses 

1. immovable articulation; a fixed or immovable joint; suture.

synarthrosis

/ ˌsɪnɑːˈθrəʊsɪs /

noun

1. anatomy any of various joints which lack a synovial cavity and are virtually immovable; a fixed joint

Other Word Forms

• synarthrodial adjective
• synarthrodially adverb

Word History and Origins

Origin of synarthrosis¹

1570–80; < New Latin < 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

Word History and Origins

Origin of synarthrosis¹

via New Latin from Greek sunarthrōsis, from sunarthrousthai to be connected by joints, from sun- _syn- + arthron a joint