reservoir

Noun
  1. A large or extra supply of something (synset 113799066)
    "a reservoir of talent"
    is a type of: supply - an amount of something available for use
  2. Lake used to store water for community use (synset 104085859)
    is a type of: lake - a body of (usually fresh) water surrounded by land
    specific instances:
    • lake mead - the largest reservoir in the United States; located in southeastern Nevada and northwestern Arizona and formed by the Hoover Dam on the Colorado River; the center of a recreational area
    • lake powell - the second largest reservoir in the United States; located in southern Utah and north central Arizona and formed by the Glen Canyon Dam on the Colorado River
    • lake volta - the Volta river in southeastern has been dammed to create one of the world's largest man-made lakes
    is a part of: water, water supply, water system - a facility that provides a source of water
    same as: artificial lake, man-made lake
  3. Tank used for collecting and storing a liquid (as water or oil) (synset 104085686)
    is a type of: storage tank, tank - a large (usually metallic) vessel for holding gases or liquids
    subtypes:
    • cistern - an artificial reservoir for storing liquids; especially an underground tank for storing rainwater
    • sump - an oil reservoir in an internal combustion engine
    • water tower - a large reservoir for water
  4. Anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies (synset 109430745)
    "an infectious agent depends on a reservoir for its survival"
    is a type of: thing - a separate and self-contained entity
    same as: source

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