rotation

/roʊˈteɪʃən/
noun
  1. The act of turning around a central point or axis.
    • The rotation of the Earth causes day and night.
    • The dancer performed a perfect rotation on one foot.
    • The rotation of the wheels moves the car forward.
  2. A regular cycle or sequence of changes or turns.
    • Doctors work in rotation so the hospital is always staffed.
    • The team's rotation of pitchers helped them win the championship.
    • The farm uses a four-year crop rotation to keep the soil fertile.
Antonyms