An interval of space or time in which one set of events or phenomena is completed.

“the cycle of the seasons, or of the year”

A complete rotation of anything.

A process that returns to its beginning and then repeats itself in the same sequence.

“electoral cycle”

To ride a bicycle or other cycle.

To go through a cycle or to put through a cycle.

To turn power off and back on

“Avoid cycling the device unnecessarily.”