1. (

• reservoir

) a large or extra supply of something; "a reservoir of talent" ;

2. (

• reservoir ,
• artificial_lake ,
• man-made_lake

) lake used to store water for community use ;

3. (

• reservoir

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

4. (

• reservoir ,
• source

) anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies; "an infectious agent depends on a reservoir for its survival" ;