noun ax·le \ˈak-səl\

: a bar on which a wheel or a pair of wheels turns

Full Definition of AXLE

a :  a pin or shaft on or with which a wheel or pair of wheels revolves
b (1) :  a fixed bar or beam with bearings at its ends on which wheels (as of a cart) revolve
(2) :  the spindle of such a beam
archaic :  axis

Origin of AXLE

Middle English axel- (as in axeltre)
First Known Use: 14th century

Other Automotive Terms

articulated, block, choke, clutch, diesel, neutral, transmission
May 25, 2015
callithump Hear it
a noisy boisterous band or parade
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears