neuron
noun /ˈnjʊərɒn/
  /ˈnʊrɑːn/
 (also neurone 
 (biology) /ˈnjʊərəʊn/
  /ˈnʊrəʊn/
 especially in British English)- a cell that carries information within the brain and between the brain and other parts of the body; a nerve cell see also motor neurone diseaseTopics Bodyc2, Biologyc2Word Originlate 19th cent.: from Greek neuron, special use of the literal sense ‘sinew, tendon’. See nerve.