1) Babinski reflex 2) Babinski sign 3) Inborn reflex 4) Innate reflex 5) Instinctive reflex 6) Physiological reaction 7) Reflex 8) Unconditioned reflex 
Type: Term Pronunciation: bă-bin′skē Definitions: 1. Joseph F., French neurologist, 1857-1932. See: Babinski phenomenon, Babinski sign, Babinski reflex, Babinski syndrome
[n] - extension upward of the toes when the sole of the foot is stroked firmly on the outer side from the heel to the front
Babinski reflex noun extension upward of the toes when the sole of the foot is stroked firmly on the outer side from the heel to the front; normal in infants under the age of two years but a sign of brain or spinal cord injury in older persons