definition
The act of turning around a centre or an axis.
example
The earth's rotation about its axis is responsible for its being slightly oblate rather than a sphere.
definition
A single complete cycle around a centre or an axis.
example
Earth's moon completes a rotation every twenty-seven days or so.
definition
A regular variation in a sequence, such as to even-out wear, or people taking turns in a task; a duty roster.
example
In rotation, each member of the group would be responsible for the beacon fire.
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An operation on a metric space that is a continuous isometry and fixes at least one point.
example
The function mapping (x,y) to (−y,x) is a rotation.
definition
The set of starting pitchers of a team.
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The step during takeoff when the pilot commands the vehicle to lift the nose wheel off the ground during the takeoff roll. (see also: V2)
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Repeated play on a radio station, etc.
example
The new single enjoyed heavy rotation on MTV.