plexus
Americannoun
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a network, as of nerves or blood vessels.
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any complex structure containing an intricate network of parts.
the plexus of international relations.
noun
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any complex network of nerves, blood vessels, or lymphatic vessels
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an intricate network or arrangement
Other Word Forms
Noun Inflected Forms
Etymology
Origin of plexus
1675–85; < New Latin: an interweaving, twining, equivalent to Latin plect(ere) to plait, twine + -tus suffix of v. action
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
Jamie McGrath's vicious free-kick, Beni Banigime dozing and in rushed Boyle - cool and calm, a sidefoot to the solar plexus of the visitors.
From BBC ● Apr. 26, 2026
They focused on a small region called the choroid plexus, which is known as a major conduit of immune cells into the brain.
From Science Daily ● Jan. 3, 2024
Gel, “Attainable” An absolutely vicious punch in the solar plexus from one of the most exciting new bands in hardcore.
From Los Angeles Times ● Jun. 19, 2023
My solar plexus warmed in the familiar way then — as though here, too, might be an opening for me to see my way through to a life populated with more desire than dread.
From Los Angeles Times ● Feb. 15, 2023
Two hundred years fade into the dark stain on its edges, smoke-black, dark as a forest river, dark as the plexus from which its song comes.
From "What the Night Sings" by Vesper Stamper
These enteric neurons are grouped into two plexuses.
From Textbooks ● Jun. 19, 2013
This fluid is produced by filtering blood at the choroid plexuses in the four ventricles of the brain.
From Textbooks ● Jun. 19, 2013
The enteric plexus is actually part of the enteric nervous system, along with the gastric plexuses and the esophageal plexus.
From Textbooks ● Jun. 19, 2013
Extrinsic nerve plexuses orchestrate long reflexes, which involve the central and autonomic nervous systems and work in response to stimuli from outside the digestive system.
From Textbooks ● Jun. 19, 2013
The cerebro-spinal fluid is secreted by the choroid plexuses and fills the cerebral ventricles, the central canal of the cord, the sub-dural and sub-arachnoid spaces, and the sheaths of the intra-cerebral blood vessels.
From Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. by Miles, Alexander
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.