movement

ot noun

1. Physical motion between points in space. I saw a movement in that grass on the hill.
2. A trend in various fields or social categories, a group of people with a common ideology who try together to achieve certain general goals The labor movement has been struggling in America since the passage of the Taft-Hartley act in 1947.
3. An instance of an aircraft taking off or landing. Albuquerque International Sunport serviced over 200,000 movements last year.
4. The deviation of a pitch from ballistic flight. The movement on his cutter was devastating.