Ăx'le, n.
(ăks'l), n. [Dan. axel, Sw. axel, axul, A-S. æx, eax, O. H. Ger. ahsa, Ger. achse. Cf. AXIS.]
Sense 1. A transverse bar or shaft connecting the naves of the opposite wheels of a car or carriage; axle-tree.
Sense 2. An axis; as, the sun's axle.
Had from her axle torn The steadfast earth. Milton.
☞ Railway axles are called leading and tracting, from their position in the front or in the rear of a car or truck respectively.