Definition of rotation
1 a (1)
:the action or process of rotating on or as if on an axis or center
(2)
:the act or an instance of rotating something
b
:one complete turn :the angular displacement required to return a rotating body or figure to its original orientation
2 a
:return or succession in a series
- rotation of the seasons
3
:the turning of a body part about its long axis as if on a pivot
4
:a game of pool in which all 15 object balls are shot in numerical order
5
:the series of pitchers on a baseball team who regularly start successive games in turn
