brachial plexus


Definition of brachial plexus

: a network of nerves lying mostly in the armpit and supplying nerves to the chest, shoulder, and arm

First Known Use of brachial plexus

1801, in the meaning defined above

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The first known use of brachial plexus was in 1801

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Cite this Entry

“Brachial plexus.” Dictionary, Merriam-Webster, Accessed 11 Jul. 2020.

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brachial plexus


Medical Definition of brachial plexus

: a complex network of nerves that is formed chiefly by the lower four cervical nerves and the first thoracic nerve, lies partly within the axilla, and supplies nerves to the chest, shoulder, and arm

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