• synonyms


[ri-tik-yuh-loh-en-doh-thee-lee-uh l]
adjective Cell Biology.
  1. pertaining to, resembling, or involving cells of the reticuloendothelial system.
  2. of a cell, having both reticular and endothelial characteristics.
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Origin of reticuloendothelial

1920–25; reticul(um) + -o- + endothelial
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for reticuloendothelial


  1. physiol denoting or relating to a bodily system that consists of all the cells able to ingest bacteria, colloidal particles, etc, with the exception of the leucocytes; it includes the lymphatic system and the spleenSee also macrophage
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Word Origin

C20: from reticulum + endothelial
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

reticuloendothelial in Medicine


  1. Of, relating to, or being the widely diffused bodily system constituting all phagocytic cells except certain white blood cells.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.