rotator cuff



a bandlike structure encircling and supporting the shoulder joint, formed by four muscles attached to and merging with the joint capsule.

Nearby words

  1. rotational molding,
  2. rotational nystagmus,
  3. rotational quantum number,
  4. rotative,
  5. rotator,
  6. rotator muscle,
  7. rotatory,
  8. rotatory nystagmus,
  9. rotavator,
  10. rotavirus Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for rotator cuff

British Dictionary definitions for rotator cuff

rotator cuff


anatomy the structure around the shoulder joint consisting of the capsule of the joint along with the tendons of the adjacent muscles
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for rotator cuff

rotator cuff


A set of muscles and tendons that secures the arm to the shoulder joint and permits rotation of the arm.musculotendinous cuff

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for rotator cuff

rotator cuff

[ rōtā′tər ]

A group of muscles and tendons attaching the shoulder to the scapula (shoulder blade) that provide stability to the shoulder joint and act to rotate the arm. Injuries to the rotator cuff often happen when the arm is repeatedly moved over the head with great force, as when pitching a baseball.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.