"a nerve cell with appendages," 1891, from German Neuron, from Greek neuron (see neuro-). Used earlier (1884) for "the spinal cord and brain."
neuron neu·ron (nur'ŏn', nyur'-) or neu·rone (-ōn')
n.
Any of the impulse-conducting cells that constitute the brain, spinal column, and nerves, consisting of a nucleated cell body with one or more dendrites and a single axon. Also called nerve cell, neurocyte.
The basic unit of nerve tissue; the nerve cells. Neurons carry and transmit electrical signals throughout the nervous system.