rotation
Americannoun
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the act of rotating; a turning around as on an axis.
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Astronomy.
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the movement or path of the earth or a heavenly body turning on its axis.
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one complete turn of such a body.
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regularly recurring succession, as of officials.
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Agriculture. crop rotation.
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Mathematics.
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Pool. a game in which the balls are played in order by number.
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Baseball. pitching rotation.
noun
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the act of rotating; rotary motion
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a regular cycle of events in a set order or sequence
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a planned sequence of cropping according to which the crops grown in successive seasons on the same land are varied so as to make a balanced demand on its resources of fertility
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maths
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a circular motion of a configuration about a given point or line, without a change in shape
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a transformation in which the coordinate axes are rotated by a fixed angle about the origin
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Abbreviation (for sense 4c): rot. another name for curl
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the spinning motion of a body, such as a planet, about an internal axis Compare revolution
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one complete turn in such motion
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The motion of an object around an internal axis.
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A single complete cycle of such motion.
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See Note at revolution
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A transformation of a coordinate system in which the new axes have a specified angular displacement from their original position while the origin remains fixed.
Other Word Forms
- nonrotation noun
- nonrotational adjective
- rotational adjective
- unrotational adjective
Etymology
Origin of rotation
1545–55; < Latin rotātiōn- (stem of rotātiō ) a rotation, rolling, equivalent to rotāt ( us ) ( rotate 1 ) + -iōn- -ion
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The rotation into European, Japanese, and Chinese stocks we have seen over the past year won’t be supported if these energy import-dependent manufacturing states face negative surprises to corporate earnings and margins.
From Barron's
Her 9.950 on the vault in the final rotation sealed the win.
From Los Angeles Times
A “panic” rotation has also helped boost shares of defensive stocks in the consumer-staples sector.
From MarketWatch
The glass maker has been a key beneficiary of the AI boom and the rotation into hardware stocks from software.
From Barron's
The glass maker has been a key beneficiary of the AI boom and the rotation into hardware stocks from software.
From Barron's
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.