1. (a.) Of or pertaining to an axis; Of the nature of, or resembling, an axis; around an axis.

2. (a.) Belonging to the axis of the body; as, the axial skeleton; or to the axis of any appendage or organ; as, the axial bones.

ascending back back-flowing backward centermost central centralized centric centroidal centrosymmetric concentrated descending down-trending downward drifting flowing fluent flying geocentric going gyrational gyratory key middle middlemost midmost mounting omphalic passing pivotal plunging progressive reflowing refluent regressive retrogressive rising rotary rotational rotatory running rushing sideward sinking soaring streaming umbilical up-trending upward