- Rotation is the process or act of turning or circling around something.
- An example of rotation is the earth's orbit around the sun.
- An example of rotation is a group of people holding hands in a circle and walking in the same direction.
- a rotating or being rotated
- the spinning motion around the axis of a celestial body
- regular and recurring succession of changes: a rotation of duties
- ☆ Pool a game in which the balls must be pocketed in the order of their numbers
Origin of rotationClassical Latin rotatio
- a. The act or process of turning around a center or an axis: the axial rotation of the earth.b. A single complete cycle of such motion.
- Mathematics A transformation of a coordinate system in which the new axes have a specified angular displacement from their original position while the origin remains fixed.
- Regular and uniform variation in a sequence or series: a rotation of personnel; crop rotation.
- Baseball a. The sequence in which the starting pitchers on a team pitch in games.b. The pitchers used in such a sequence: a team with an excellent rotation.
- (chiefly uncountable) The act of turning around a centre or an axis.
- The earth's rotation about its axis is responsible for its being slightly oblate rather than a sphere.
- A single complete cycle around a centre or an axis.
- Earth's moon completes a rotation every twenty-seven days or so.
- A regular variation in a sequence.
- crop rotation
- The medical resident finished a two-week rotation in pediatrics and began one in orthopaedics.
- (mathematics) An isometry that fixes precisely one point.
- The function mapping (x,y) to (−y,x) is a rotation.
- (baseball) The set of starting pitchers of a team.
- (aviation) The step during takeoff when the pilot commands the vehicle to lift the nose wheel off the ground during the takeoff roll.
From Latin rotationem, accusative of rotatio.