I
Circular frame of hard material capable of turning on an axle.
Wheels may be solid, partly solid, or spoked. The oldest known wheel was a wooden disk of planks held together by crosspieces. A pottery wheel or turntable was developed с 3500 BC in Mesopotamia. The spoked wheel appeared с 2000 BC on
II
[c mediumvioletred] (as used in expressions)
{{link=prayer wheel">prayer wheel
spinning wheel
wheel lock