solar plexus

solar plexus

noun
1.
Also called celiac plexus. Anatomy. a network of nerves situated at the upper part of the abdomen, behind the stomach and in front of the aorta.
2.
a point on the stomach wall, just below the sternum, where a blow will affect this nerve center.

Origin:
1765–75; so called from the raylike pattern of the nerve fibers
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Solar plexus is always a great word to know.
So is floating rib. Does it mean:
a small cavity in the epidermis and corium of the skin, from which a hair develops
one member of the two lowest pairs of ribs, which are attached neither to the sternum nor to the cartilages of other ribs.
Collins
World English Dictionary
solar plexus
 
n
1.  anatomy Also called: coeliac plexus the network of sympathetic nerves situated behind the stomach that supply the abdominal organs
2.  (not in technical usage) the part of the stomach beneath the diaphragm; pit of the stomach
 
[C18: referring to resemblance between the radial network of nerves and ganglia and the rays of the sun]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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American Heritage
Medical Dictionary

solar plexus n.
See celiac plexus.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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