cycle >> /ˈsaɪk(ə)l/
Definition: [noun] A series of events that are regularly repeated in the same order.
Example: the boom and slump periods of a trade cycle
Definition: [noun] A complete set or series.
Example: the painting is one of a cycle of seven
Definition: [noun] A bicycle or tricycle.
Example: for the energetic, cycles may be hired
Definition: [intransitive verb] Ride a bicycle.
Example: she cycled to work every day
Definition: [intransitive verb] Move in or follow a regularly repeated sequence of events.
Example: economies cycle regularly between boom and slump