rotation
noun
ro·ta·tion
rō-ˈtā-shən 
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
b
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
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.
Recent Examples on the Web
Meanwhile, Manoah's future is in limbo as well, as the 27-year-old faces a lost season and an uphill climb to crack the big-league rotation in 2026.
—
Jackson Roberts, MSNBC Newsweek, 12 Sep. 2025
Lilith Fair over three summers – with headliners like McLachlan, Tracey Chapman, Paula Cole, Jewel, Patti Smith, Erykah Badu and Missy Elliot – earned the ticket sales and profitability to change forever how top-flight women artists were booked by promoters or played on rotation in radio.
—Etan Vlessing, HollywoodReporter, 12 Sep. 2025
Here are the pieces already in my rotation (or waiting in my cart), starting at just $29.
—Rosie Marder, Travel + Leisure, 12 Sep. 2025
Bergert has solidified himself in the starting rotation.
—Jaylon Thompson, Kansas City Star, 12 Sep. 2025
See All Example Sentences for rotation
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Jackson Roberts, MSNBC Newsweek, 12 Sep. 2025
Lilith Fair over three summers – with headliners like McLachlan, Tracey Chapman, Paula Cole, Jewel, Patti Smith, Erykah Badu and Missy Elliot – earned the ticket sales and profitability to change forever how top-flight women artists were booked by promoters or played on rotation in radio.
—Etan Vlessing, HollywoodReporter, 12 Sep. 2025
Here are the pieces already in my rotation (or waiting in my cart), starting at just $29.
—Rosie Marder, Travel + Leisure, 12 Sep. 2025
Bergert has solidified himself in the starting rotation.
—Jaylon Thompson, Kansas City Star, 12 Sep. 2025
See All Example Sentences for rotation
Cite this Entry
“Rotation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rotation. Accessed 16 Sep. 2025.
Copy CitationKids Definition
rotation
noun
ro·ta·tion
rō-ˈtā-shən
1
a
: the act of rotating especially on an axis
b
: one complete turn
2
Medical Definition
rotation
noun
ro·ta·tion
rō-ˈtā-shən
: 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
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