[Subdivision of the peripheral nervous system which consists of subdivisions of two or more neural trees, which are interconnected with one another to form a network through which nerve fibers of the constituent nerve trees become regrouped; together with other nerve plexuses, nerves and ganglia, it constitutes the peripheral nervous system. Examples: cervical plexus, brachial plexus, sacral plexus. ( UWDA )]
UMLS (NCI) C0501403 - Body Part, Organ, or Organ Component