📖 WordNook

reservoir

noun
  1. tank used for collecting and storing a liquid (as water or oil)
  2. lake used to store water for community use
    artificial lakeman-made lake
  3. 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”
    source
  4. a large or extra supply of something
    “a reservoir of talent”