adj. Located or performed between the bodies of two adjacent vertebrae.

What does a back cage look like?

1 : a box or enclosure having some openwork for confining or carrying animals (such as birds) 2a : a barred cell for confining prisoners. b : a fenced area for prisoners of war. 3 : a framework serving as support the steel cage of a skyscraper. 4a : an enclosure resembling a cage in form or purpose a cashier's cage.

What is fusion in medical?

The joining of two bones into a single unit, thereby obliterating motion between the two. 7. The process in which two membranes are joined together.