Wheel
A wheel is a circular component that is intended to rotate on an axial bearing. The wheel is one of the main components of the wheel and axle which is one of the six simple machines. Wheels, in conjunction with axles, allow heavy objects to be moved easily facilitating movement or transportation while supporting a load, or performing labor in machines. Wheels are also used for other purposes, such as a ship's wheel, steering wheel, potter's wheel and flywheel.
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Famous quotes containing the word wheel:
“A wheel that can be turned though nothing else moves with it, is not a part of the mechanism.”
—Ludwig Wittgenstein (1889–1951)
“The wheel is come full circle.”
—William Shakespeare (1564–1616)
“So I was glad of the fog’s
Taking me to you
Undetermined summer thing eaten
Of grief and passage where you stay.
The wheel is ready to turn again.”
—John Ashbery (b. 1927)