noun
- muscles that extend or straighten a limb or body part
Usage: anatomy; plural of extensor
Examples
- The extensors in his forearm help him straighten his wrist.
- Physical therapy focused on strengthening the knee extensors.
- Damage to the extensors can limit your ability to extend your fingers.
- The quadriceps are the primary extensors of the knee joint.
- She stretched her hip extensors after the long run.
- The extensors work opposite to the flexor muscles.