Definitions

1. adjective

of or relating to a sudden, brief, involuntary contraction of a muscle, especially the eyelid or a facial muscle.

“The patient’s subsultive movements suggested a neurological disorder.”

2. noun

a subsultus or a sudden, brief, involuntary movement of the muscles, especially the eyelid or a facial muscle.

“The doctor observed a subsultive in the patient’s eye.”