Anat. any of various immovable articulations, or joints
Origin of synarthrosisModern Latin ; from Classical Greek synarthr?sis, a being jointed together ; from synarthroun, to link together ; from syn-, with + arthron, a joint: see art
nounpl. syn·ar·thro·ses Anatomy
A form of articulation in which the bones are rigidly joined by fibrous tissue. Also called synarthrodia.
Origin of synarthrosisGreek sunarthrōsis, from sunarthrousthai, to be joined by articulation : sun-, syn- + arthron, a joint; see ar- in Indo-European roots.