CEFR C2
infraspinatus muscle
noun
Meaning
A thick, triangular muscle located on the back of the shoulder blade that acts as a primary external rotator of the humerus.
Examples
- The infraspinatus muscle is one of the four rotator cuff muscles that stabilize the shoulder joint.
- Physical therapists often prescribe specific exercises to strengthen the infraspinatus muscle after a shoulder injury.
Synonyms: rotator cuff muscle