wheel and axle


noun

a simple machine consisting, in its typical form, of a cylindrical drum to which a wheel concentric with the drum is firmly fastened: ropes are so applied that as one unwinds from the wheel, another rope is wound on to the drum.

Origin of wheel and axle

First recorded in 1765–75

Example sentences from the Web for wheel and axle

British Dictionary definitions for wheel and axle

wheel and axle

noun

a simple machine for raising weights in which a rope unwinding from a wheel is wound onto a cylindrical drum or shaft coaxial with or joined to the wheel to provide mechanical advantage