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cistern Synonyms
Another word for cistern
Choosing another word for cistern depends on context, so the synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
• noun (Context 1)
A tank for storing water, especially one supplying taps or forming part of a flush toilet.
Usage Example
"The historic farmhouse relied on a large underground tank to collect rainwater for use during the dry summer months."
Strongest
tank
Strong
reservoir
vat
Weak
container
• noun (Context 2)
A fluid-containing sac or cavity in an organism, such as the spaces containing cerebrospinal fluid in the brain.
Usage Example
"The neurologist reviewed the MRI scan to ensure the basal cisterns were not dangerously compressed by the surrounding tissues."
Strong
cavity
sac
vesicle
Cite this Entry
Wordmom. (2026). Synonyms for Cistern. In Wordmom Thesaurus. Retrieved Nov 6, 2026, from https://wordmom.com/synonyms/cistern