a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain; a long tubelike structure extending from the base of the brain through the vertebral canal to the upper lumbar region
the junction between two neurons (axon-to-dendrite) or between a neuron and a muscle; "nerve impulses cross a synapse through the action of neurotransmitters"
repeat after memorization; "For the exam, you must be able to regurgitate the information"
feed through the beak by regurgitating previously swallowed food; "many birds feed their young by regurgitating what they have swallowed and carried to the nest"
pour or rush back; "The blood regurgitates into the heart ventricle"