Solar plexus Meaning, Definition & Usage
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noun a large plexus of sympathetic nerves in the abdomen behind the stomach
plexus celiacus; abdominal nerve plexus; coeliac plexus.
WordNet
Definitions
(Anat.) , a nervous plexus situated in the dorsal and anterior part of the abdomen, consisting of several sympathetic ganglia with connecting and radiating nerve fibers; so called in allusion to the radiating nerve fibers.