Pronunciation: ak′sis, ak′sēz
- A straight line joining two opposing poles of a spheric body, about which the body may revolve.
- The central line of the body or any of its parts.
- The second cervical vertebra.
- The vertebral column.
- The central nervous system.
- An artery that divides, immediately on its origin, into a number of branches, celiac axis.
[L. axle, axis]