- Cell Biology. a specialized, impulse-conducting cell that is the functional unit of the nervous system, consisting of the cell body and its processes, the axon and dendrites.
- a specialized cell that conducts nerve impulses: consists of a cell body, axon, and dendritesAlso called: nerve cell
n.“a nerve cell with appendages,” 1891, from German Neuron, from Greek neuron (see neuro-). Used earlier (1884) for “the spinal cord and brain.” 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.nerve cell neurocyte
- A cell of the nervous system. Neurons typically consist of a cell body, which contains a nucleus and receives incoming nerve impulses, and an axon, which carries impulses away from the cell body. Also called nerve cell