rotation

noun

• Regular change of the crops grown in a field
• Group who take turns performing a certain task
• Regularly changing the time when people work
• Movement in a circle around a central point
• The practice of planting different crops in the same field in a planned order.
• A period of work in a particular area or job, as part of training.
• A sequence in which people take turns.
• The act of turning around a central point or axis.