The Collaborative International Dictionary
Amphiarthrosis
Amphiarthrosis \Am`phi*ar*thro"sis\, n. [NL., fr. Gr. 'amfi` + ? a joining, ? a joint.] (Anat.) A form of articulation in which the bones are connected by intervening substance admitting slight motion; symphysis.
Wiktionary
amphiarthrosis
n. (context biology English) the type of movable joint in animals in which the surfaces of bones are connected by ligaments or cartilage
Wikipedia
Amphiarthrosis
Amphiarthrosis is a type of continuous, slightly movable joint.