01 n. A network of vessels, nerves, or fibers.
pl.
Plexus, Plexuses ((#))
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1.
A network of vessels, nerves, or fibers.(Anat.)
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2.
The system of equations required for the complete expression of the relations which exist between a set of quantities.(Math.)
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3.
A network; an intricate or interwoven combination of elements or parts in a coherent structure.“In the perception of a tree the reference to an object is circumscribed and directed by a plexus of visual and other presentations.” — G. F. Stout.