资料来源 : Webster's Revised Unabridged Dictionary (1913)

Cerebrifugal \Cer`e*brif"u*gal\, a. [Cerebrum + L. fugere to
   flee.] (Physiol.)
   Applied to those nerve fibers which go from the brain to the
   spinal cord, and so transfer cerebral impulses (centrifugal
   impressions) outwards.