RESERVOIR

Definition of RESERVOIR

  1. (noun)a large or extra supply of something
  2. (noun)lake used to store water for community use; a lake (natural or artificial) used to store water and used as a source of water
  3. (noun)tank used for collecting and storing a liquid (as water or oil)
  4. (noun)anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies