|1.||a tank for the storage of water, esp on or within the roof of a house or connected to a WC|
|2.||an underground reservoir for the storage of a liquid, esp rainwater|
|3.||anatomy another name for cisterna|
|[C13: from Old French cisterne, from Latin cisterna underground tank, from cista box]|
cisterna cis·ter·na (sĭ-stûr'nə)
n. pl. cis·ter·nae (-nē')
A cavity or enclosed space serving as a reservoir, especially for chyle, lymph, or cerebrospinal fluid.
An ultramicroscopic space or channel occurring between the membranes of the flattened sacs of the endoplasmic reticulum, the Golgi complex, or the two membranes of the nuclear envelope.