📖 WordNook

rotation

noun
  1. the act of rotating as if on an axis
    “the rotation of the dancer kept time with the music”
    rotary motion
  2. a planned recurrent sequence of crops or personnel
    “Crop rotation makes a balanced demand on the fertility of the soil.”
  3. a single complete turn
    “The plane made three rotations before it crashed.”
    gyrationrevolution
  4. (mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin