noun, plural re·ti·a [ree-shee-uh, -shuh, -tee-uh] /ˈri ʃi ə, -ʃə, -ti ə/.
a pierced plate on an astrolabe, having projections whose points correspond to the fixed stars.
a network, as of fibers, nerves, or blood vessels.
Origin of rete
1350–1400; Middle English riet < Latin rēte net
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
noun plural retia (ˈriːʃɪə, -tɪə)
anatomy any network of nerves or blood vessels; plexus
Word Origin for rete
C14 (referring to a metal network used with an astrolabe): from Latin rēte net
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
late 14c., in anatomy, from Latin rete "net" (see reticulate (adj.)). Plural is retia.
Online Etymology Dictionary, © 2010 Douglas Harper
n. pl. re•ti•a (rē′tē-ə, rē′shə)
An anatomical mesh, network, or structure, as of veins, arteries, or nerves.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.