Definitions:

1. A group of striated skeletal muscles that are primarily responsible for facial expressions. NOUN
   • Strengthening facial muscles can help improve articulation in speech therapy.
2. Any of the skeletal muscles of the face. NOUN
   • The suregeon carefully repaired the facial muscles to restore the patient's ability to smile.
3. Group of flat, skeletal muscles located underneath and within the facial skin, responsible for a wide variety of functions, including facilitating facial expressions, blinking, winking, and various other intricate movements that convey individual emotions. NOUN
   • Facial muscles are highly active during emotional expressions, such as laughing or crying.

Synonyms:

• expression muscles
• face muscles
• mimetic muscles