reservoir
Pronunciation:
/ˈɹɛz.ə.vwɑː(ɹ)//ˈɹɛz.ə(ɹ).vwɑɹ/noun
Definitions
A place where anything is kept in store
A large natural or artificial lake used as a source of water supply.
A small intercellular space, often containing resin, essential oil, or some other secreted matter.
A supply or source of something.