"rotations" in the noun sense
1. rotation, rotary motion
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
3. rotation, revolution, gyration
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"
Source: WordNet® (An amazing lexical database of English)
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