Adjective
cisternal (not comparable)
(anatomy) Relating to cisterns or cisternae
Consequently, many of the proteins found in the cisternal space of the endoplasmic reticulum lumen are there only temporarily as they pass on their way to other locations. Source: Internet
In all eukaryotes, each cisternal stack has a cis entry face and a trans exit face. Source: Internet
The ER membrane pumps calcium ions from the cytosol into the cisternal space. Source: Internet
This highly convoluted space is called the ER lumen and is also referred to as the ER cisternal space. Source: Internet