Definition: 'Endoplasmic Reticulum'
endoplasmic reticulum (ER)Type: Term
1. the network of cytoplasmic tubules or flattened sacs (cisternae) with (rough ER) or without (smooth ER) ribosomes on the surface of their membranes in eukaryotes.
Synonyms: endomembrane system
The definition information for endoplasmic reticulum is provided by Stedman's. You can search our medical dictionary here.