Cyclical (adjective)

1. Occurring in cycles; recurrent.
2. Relating to or characterized by a cycle or pattern of change.

Origin:

Early 18th century: from french cyclique or late latin cyclicus, from greek kuklikos, from kuklos "circle".

Examples:

1. The economy is cyclical, with periods of expansion and contraction.
2. The stock market is cyclical, with periods of bullish and bearish trends.
3. The fashion industry is cyclical, with styles and trends repeating themselves over time.
4. The plant growth is cyclical, with seasonal patterns of growth and dormancy.
5. The weather patterns are cyclical, with regular patterns of change.