1. Sunspots increase and decrease in intensity in an 11-year cycle. 2. A year constitutes a cycle of the seasons. 3. the cycle of birth, growth, and death; a cycle of reprisal and retaliation. 4. The orbit of a celestial body. 5. A long period of time; an age. 6. the Arthurian cycle. 7. Schubert's song cycles. 8. A bicycle, motorcycle, or similar vehicle. 9. A circular or whorled arrangement of flower parts such as those of petals or sepals. 10. To occur in or pass through a cycle. 11. To move in or as if in a cycle. 12. To ride a bicycle, motorcycle, or similar vehicle. 13. cycled the heavily soiled laundry twice; cycling the recruits through eight weeks of basic training.
