amphiarthrosis

noun, plural am·phi·ar·thro·ses [am-fee-ahr-throh-seez] /ˌæm fi ɑrˈθroʊ siz/. Anatomy.

1. a joint permitting only slight motion, as that between the vertebrae.

noun plural -ses (-siːz)

1. anatomy a type of articulation permitting only slight movement, as between the vertebrae of the backbone

n.

1. movable joint