|1.||[ noun ] the act of rotating as if on an axis|
"the rotation of the dancer kept time with the music"
|Related terms:||motion twist spin gyration supination wind circumvolution pronation feather pivot spiral turnout revolve|
|2.||[ noun ] (mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin|
|Related terms:||transformation mathematics|
|3.||[ noun ] 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"
|Related terms:||sequence rotate|
|4.||[ noun ] a single complete turn (axial or orbital)|
|Synonyms:||roll gyration revolution|
"the plane made three rotations before it crashed" "the revolution of the earth about the sun takes one year"
|Related terms:||turning axial_motion clockwise_rotation counterclockwise_rotation spin orbital_motion wallow spin|