Emily Dickinson Lexicon

axis, n. [L. 'pivot, axle-tree'.] (webplay: earth, eye, parts, turns, tree, wheel).

1. Magnetic pole; straight line around which the world revolves.
2. Axle; pivot point; line parallel to the horizon passing through the center.
3. Spine; spinal column; central nervous system.
4. Equilibrium; support; security; assurance; stability.