rotation

the act of rotating as if on an axis

• “the rotation of the dancer kept time with the music”

(mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin

a single complete turn (axial or orbital)

• “the plane made three rotations before it crashed”
• “the revolution of the earth about the sun takes one year”

a planned recurrent sequence (of crops or personnel etc.)

• “crop rotation makes a balanced demand on the fertility of the soil”
• “the manager had only four starting pitchers in his rotation”