motor neuron

noun
|Updated on: 20 Jul 2018

Definition of motor neuron

: a neuron that passes from the central nervous system or a ganglion toward a muscle and conducts an impulse that causes movement called also motoneuron

Recent Examples of motor neuron from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'motor neuron.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of motor neuron

1898

in the meaning defined above

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Medical Dictionary

motor neuron

noun

medical Definition of motor neuron

: a neuron that passes from the central nervous system or a ganglion toward or to a muscle and conducts a nerve impulse that causes movement called also motoneuron; compare interneuron, sensory neuron

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