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
Gerrit Cole's Tommy John surgery created one more opening in the rotation.
—
Ron Estes, MSNBC Newsweek, 29 Mar. 2025
Just as the Miami Heat was finding some stability in its rotation, more injury issues have popped up ahead of Saturday night’s game against the Philadelphia 76ers at Wells Fargo Center.
—Anthony Chiang, Miami Herald, 28 Mar. 2025
Barring any setbacks, both pitchers could conceivably rejoin the Red Sox rotation by mid-April.
—Mac Cerullo, Boston Herald, 28 Mar. 2025
That shoulder meant the Twins spent the rest of the season trotting out three rookies in the rotation.
—Betsy Helfand, Twin Cities, 28 Mar. 2025
See All Example Sentences for rotation
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Ron Estes, MSNBC Newsweek, 29 Mar. 2025
Just as the Miami Heat was finding some stability in its rotation, more injury issues have popped up ahead of Saturday night’s game against the Philadelphia 76ers at Wells Fargo Center.
—Anthony Chiang, Miami Herald, 28 Mar. 2025
Barring any setbacks, both pitchers could conceivably rejoin the Red Sox rotation by mid-April.
—Mac Cerullo, Boston Herald, 28 Mar. 2025
That shoulder meant the Twins spent the rest of the season trotting out three rookies in the rotation.
—Betsy Helfand, Twin Cities, 28 Mar. 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 5 Apr. 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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