Axial

Ax·i·al

Axial

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. (Anat.)

Phrases & Compounds

Axial line
the line taken by the magnetic force in passing from one pole of a horseshoe magnet to the other.