rotation

noun
ro·​ta·​tion | \ rō-ˈtā-shən \

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 something
b : 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
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

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Other Words from rotation

rotational \ rō-​ˈtā-​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.
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Recent Examples on the Web

This stance also makes the hip rotation component—which Everline demos in the second portion of the video—especially challenging as well. SELF, "Here's Why You Should Try This Incredibly Tough Core Exercise From Celeb Trainer Ron Everline," 30 Jan. 2019 This same, cyclical pattern is often repeated at heritage houses, regardless of the rapid rotation of design leads. Laird Borrelli-persson, Vogue, "Vogue Runway Did a Ten-Year Fashion Challenge: Check Out the Results Here," 30 Jan. 2019 The injured man named Bruno clutches his knee as a helicopter digs its landing skid into the snowy facade, its propellers cutting through the clouds and nearly scraping the mountain with each rotation. Sam Blum, Popular Mechanics, "Helicopter Pulls Off Improbable Rescue Mission in the French Alps," 10 Jan. 2019 As the name implies, two seams are visible with each rotation after the ball is thrown for the two-seam fastball. Jennifer Ouellette, Ars Technica, "Physics can explain the fastball’s unexpected twist, new study finds," 23 Nov. 2018 Those spots are always a rotation and dependent s little on the game plan, opponent and distance. Seattle Times Sports Staff, The Seattle Times, "Live chat rewind | Why didn’t the Seahawks cut their kicker? How to beat KC?," 18 Dec. 2018 Finely tuned motion, solid gun mechanics, and comfortable rotation and walking speeds are the primary drivers of this tactical-team shooter, which otherwise plays like a standard, asymmetric Counter Strike clone. Sam Machkovech, Ars Technica, "Feel better about your PlayStation VR with sweet new games Astro Bot, Firewall," 11 Oct. 2018 There aren't many minutes left in the Pacers rotation and don't count out a trade. Nat Newell, Indianapolis Star, "5 free agent options still available for the Pacers," 2 July 2018 Hernandez threw 76 pitches in a start Tuesday night, and has swung between the rotation and the bullpen this season. Matthew Defranks, Sun-Sentinel.com, "Marlins, Don Mattingly navigate crowded starting rotation," 30 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rotation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of rotation

circa 1550, in the meaning defined at sense 1a(1)

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Statistics for rotation

Last Updated

5 Feb 2019

Look-up Popularity

Time Traveler for rotation

The first known use of rotation was circa 1550

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More Definitions for rotation

rotation

noun

English Language Learners Definition of rotation

: 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

noun
ro·​ta·​tion | \ rō-ˈtā-shən \

Kids Definition of rotation

1 : the act of turning about an axis
2 : the system of growing different crops in the same field usually in a regular order

rotation

noun
ro·​ta·​tion | \ rō-ˈtā-shən \

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

Other Words from rotation

rotational \ -​shnəl, -​shən-​ᵊl \ adjective

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More from Merriam-Webster on rotation

Rhyming Dictionary: Words that rhyme with rotation

Thesaurus: All synonyms and antonyms for rotation

Spanish Central: Translation of rotation

Nglish: Translation of rotation for Spanish Speakers

Britannica English: Translation of rotation for Arabic Speakers

Comments on rotation

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