Definitions for "central nervous system"
Keywords:  cns, spinal, cord, nervous, brain
the portion of the vertebrate nervous system consisting of the brain and spinal cord; -- abbreviated CNS.
made up of brain and spinal cord. The CNS analyses information, makes decisions and starts action.
The brain, spinal cord and their nerve endings.
a complex structure whose elements are so mixed that they can be reached only by microscopic study, and the complexities of the structure are so great that it was with very great difficulty that any entrance at all was made into this field