rotation definition

1. the act of rotating as if on an axis
• examples: the rotation of the dancer kept time with the music
2. (mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin
3. a single complete turn (axial or orbital)
• examples: the plane made three rotations before it crashed
• examples: the revolution of the earth about the sun takes one year
4. a planned recurrent sequence (of crops or personnel etc.)
• examples: crop rotation makes a balanced demand on the fertility of the soil
• examples: the manager had only four starting pitchers in his rotation