position or movement of the facial muscles used to express emotion, attitude, or opinion
a gesture executed with the facial muscles
the expression on a person's face; "a sad expression"; "a look of triumph"; "an angry face"
a high level description of facial motions, which can be decomposed into certain muscular activities, i
a motion or position of the muscles of the face
A teacher can show how they feel through their face, e.g. smiling, showing surprise.
A facial expression results from one or more motions or positions of the muscles of the face. These movements convey the emotional state of the individual to observers. Facial expressions are a form of nonverbal communication.