Babinski reflex(redirected from Babinski, Joseph-François-Felix)
Also found in: Dictionary, Thesaurus, Medical.
Related to Babinski, Joseph-François-Felix: superficial reflex
Babinski reflex[bə′binz·kē ′ri‚fleks]
An abnormal reflex after infancy associated with a disturbance of the pyramidal tract, characterized by extension of the great toe with fanning of the other toes on sharply stroking the lateral aspect of the sole.