[ noor-on, nyoor- ]

  1. 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.

Origin of neuron

First recorded in 1880–85, neuron is from the Greek word neûron sinew, cord, nerve
  • Also especially British, neu·rone [noor-ohn, nyoor-]. /ˈnʊər oʊn, ˈnyʊər-/.

Other words from neuron

  • neu·ron·al [noor-uh-nl, nyoor-, noo-rohn-l, nyoo-], /ˈnʊər ə nl, ˈnyʊər-, nʊˈroʊn l, nyʊ-/, adjective

Words Nearby neuron Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use neuron in a sentence

Scientific definitions for neuron


[ nurŏn′ ]

  1. 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

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.