Dictionary

cistern

noun cis·tern \ˈsis-tərn\

: an underground container that is used for collecting and storing rainwater

: a tank that holds the water for a toilet

: a tank on the roof of a building that holds water for the building

Full Definition of CISTERN

1
:  an artificial reservoir (as an underground tank) for storing liquids and especially water (as rainwater)
2
:  a large usually silver vessel formerly used (as in cooling wine) at the dining table
3
:  a fluid-containing sac or cavity in an organism
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Origin of CISTERN

Middle English, from Latin cisterna, from cista box, chest — more at chest
First Known Use: 13th century

Other Building Terms

batten, hearth, lath, transom, wainscot
CISTERN Defined for Kids

cistern

noun cis·tern \ˈsi-stərn\

Definition of CISTERN for Kids

:  an artificial reservoir or tank for storing water usually underground
Medical Dictionary

cistern

noun cis·tern \ˈsis-tərn\

Medical Definition of CISTERN

:  a fluid-containing sac or cavity in an organism

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