From Wikipedia, the free encyclopedia. A multipolar neuron (or multipolar neurone) is a type of neuron that possesses a single (usually long) axon and many dendrites, allowing for the integration of a great deal of information from other neurons.These dendritic branches can also emerge from the nerve cell body.rom Wikipedia, the free encyclopedia. A multipolar neuron (or multipolar neurone) is a type of neuron that possesses a single (usually long) axon and many dendrites, allowing for the integration of a great deal of information from other neurons.