rotation
(noun)
noun
1. the act of rotating as if on an axis
- the rotation of the dancer kept time with the music
Definition categories: act, motility, motion, move, movement
2. (mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin
Definition categories: link, transformation
3. a single complete turn (axial or orbital)
- the plane made three rotations before it crashed
Similar word(s): gyration, revolution
Definition categories: event, turn, turning
4. 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
Definition categories: attribute, sequence, succession, successiveness
Sentences with rotation as a noun:
- The earth's rotation about its axis is responsible for its being slightly oblate rather than a sphere.
- Earth's moon completes a rotation every twenty-seven days or so.
- crop rotation
- The medical resident finished a two-week rotation in pediatrics and began one in orthopaedics.
- The function mapping (x,y) to (−y,x) is a rotation.