[ plek-suh s ]
/ ˈplɛk səs /

noun, plural plex·us·es, plex·us.

a network, as of nerves or blood vessels.
any complex structure containing an intricate network of parts: the plexus of international relations.


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Origin of plexus

1675–85; < New Latin: an interweaving, twining, equivalent to Latin plect(ere) to plait, twine + -tus suffix of v. action Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for plexus

British Dictionary definitions for plexus

/ (ˈplɛksəs) /

noun plural -uses or -us

any complex network of nerves, blood vessels, or lymphatic vessels
an intricate network or arrangement

Word Origin for plexus

C17: New Latin, from Latin plectere to braid, plait
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for plexus

[ plĕksəs ]

n. pl. plexus

A structure in the form of a network, especially of nerves, blood vessels, or lymphatics.
A combination of interlaced parts; a network.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.