Syn`ar*thro"sis (?), n.; pl. Synarthroses (#). [NL., fr. Gr. a being jointed together, fr. to link or joint together; with + a joint.] Anat.
Immovable articulation by close union, as in sutures. It sometimes includes symphysial articulations also. See the Note under Articulation, n., 1.
© Webster 1913.