Ax"le (ăks"'l), n. [OE. axel, exel, shoulder, AS. eaxl; akin to AS.
eax axle, Sw. & Dan.
axel shoulder, axle,
G. achse axle,
achsel shoulder, L.
axis axle, Gr. 'a`xwn, Skr. aksha, L. axilla shoulder joint: cf. F. essieu, axle, OF. aissel, fr. dim. of L. axis. √205. Cf. 2d Axis.]
1. The pin or spindle on which a wheel
revolves, or which revolves with a wheel.
2. A transverse bar or shaft
connecting the opposite
wheels of a car
or carriage; an axletree.
3. An axis; as, the
sun's axle.
Had from her
axle torn
The steadfast earth.
Milton.
&fist; Railway axles are called
leading and trailing from their position in the front
or in the rear of a car or truck
respectively.