Reservoir

/ɹˈɛzəvwˌɑː/

/ˈɹɛzəvˌwɑɹ/, /ˈɹɛzɝvˌwɑɹ/

Reservoir

a large or extra supply of something

tank used for collecting and storing a liquid (as water or oil)

a lake, either natural or artificial, from which water is supplied to houses

anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies

synonyms : source

Examples

1. Reservoirs are drying-up.

2. Reservoirs are drying-up.

3. LA’s reservoirs contain a small amount of chlorine as a disinfectant.

4. The reservoirs are empty.