Axial

Part of speech: adjective (a.)

1. Of or pertaining to an axis; of the nature of, or resembling, an axis; around an axis. To take on an axial, and not an equatorial, direction. Nichol.

2. Belonging to the axis of the body; as, the axial skeleton; or to the axis of any appendage or organ; as, the axial bones. Axial line (Magnetism), the line taken by the magnetic force in passing from one pole of a horseshoe magnet to the other. Faraday.