a. 轴的, 成轴的, 轴向的

[医] 轴的, 中轴的

Axial \Ax"i*al\, 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. (Anat.) 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.