rotator

noun
ro·ta·tor | \ˈrō-ˌtā-tər also rō-ˈtā- \

Definition of rotator 

: one that rotates or causes rotation especially plural rotators or rotatores\ˌrō-tə-ˈtȯr-ˌēz \ : a muscle that partially rotates a part on its axis

Examples of rotator in a Sentence

Recent Examples on the Web

Davies, who's been on the disabled list since June 1 with a right rotator-cuff issue, threw 57 pitches in all. Todd Rosiak, Milwaukee Journal Sentinel, "Cardinals 8, Brewers 2: Jhoulys Chacín, offense struggle in a frustrating loss," 24 June 2018 Top receiver Alshon Jeffery is on his way back from offseason rotator-cuff surgery, but the Eagles offset some of their losses with players who may end up being bigger contributors. Jenny Vrentas, SI.com, "NFC East Offseason Report Cards: Eagles Boost Receiver Corps While Cowboys, Redskins Still Need Pass-Catching Help," 19 June 2018 In more painful surgeries like the aforementioned rotator-cuff, 26 percent of patients took no opioids and 87 percent took 10 or fewer. Dave Hyde, Sun-Sentinel.com, "Hyde: A good step in the opioid crisis | Commentary," 7 June 2018 Harper says there are a few factors that can lead to this poor positioning, but the most likely culprit is lack of flexibility in the upper and middle spine (called the thoracic spine) and internal rotator muscles of the shoulders. Amy Marturana, SELF, "Here’s Why Your Neck and Shoulders Sometimes Hurt After a Run," 8 Sep. 2017 Nanne, 76, has also had both knees replaced and surgery for a shoulder rotator tear. Charley Walters, Twin Cities, "Charley Walters: All signs point to Minnesota Twins drafting Kyle Wright," 10 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rotator.' 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 rotator

1659, in the meaning defined above

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The first known use of rotator was in 1659

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rotator

noun
ro·ta·tor | \ˈrō-ˌtāt-ər also rō-ˈ\
plural rotators or rotatores\ˌrōt-ə-ˈtōr-ēz \

Medical Definition of rotator 

: a muscle that partially rotates a part on its axis specifically : any of several small muscles in the dorsal region of the spine arising from the upper and back part of a transverse process and inserted into the lamina of the vertebra above

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