Definition of rotation
1a (1) : the action or process of rotating on or as if on an axis or center (2) : the act or an instance of rotating somethingb : one complete turn : the angular displacement required to return a rotating body or figure to its original orientation
2a : return or succession in a series <rotation of the seasons>b : crop rotation
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
rotationalplay \-shnəl, -shə-nəl\ adjective
Examples of rotation in a sentence
the rotation of the Earth around its axis
the rotation of the Moon around the Earth
The Earth makes one rotation every day.
Alfalfa and corn are planted in rotation.
the rotation of the job of club president
The car needs a tire rotation.
First Known Use of rotation
ROTATION Defined for English Language Learners
Definition of rotation for English Language Learners
: the act or process of moving or turning around a central point
: a complete turn around a central point
: the act of regularly changing something by replacing it with something else
ROTATION Defined for Kids
Definition of rotation for Students
1 : the act of turning about an axis
2 : the system of growing different crops in the same field usually in a regular order
Medical Definition of rotation
: the action or process of rotating on or as if on an axis or center; specifically : the turning of a body part about its long axis as if on a pivot <rotation of the head to look over the shoulder>
rotational\-shnəl, -shən-əl\play adjective
Seen and Heard
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