Definition of reservoir in English:

reservoir

Line breaks: res¦er|voir
Pronunciation: /ˈrɛzəvwɑː
 
/

noun

  • 1A large natural or artificial lake used as a source of water supply: the more water we use, the more land has to be flooded for reservoirs
    More example sentences
    • Some hover above fresh water lakes or reservoirs.
    • Herbicides and other pesticides can reach streams, lakes, and reservoirs in water that runs off treated fields.
    • If more reservoirs or artificial lakes are needed, they should be built.
    Synonyms
    pool, lake, pond; water supply
    technical waterbody
    Scottish loch; Indian & Australian/New Zealand tank; Mexican Spanish cenote
  • 1.1A supply or source of something: Scotland has always had a fine reservoir of comic talent
    More example sentences
    • The bank, as a reservoir of funds, borrows amounts deposited with it by its customer and pays them out as his agent.
    • Others have shown interest in the unconscious mind as a reservoir of universal truths or a place where the ‘true self’ dwells.
    • Michael will always be remembered for his wit, his sense of fun and his great reservoir of information about all things regarding the Stephenites.
    Synonyms
  • 1.2 [usually with modifier] A place where fluid collects, especially in rock strata or in the body: big oil reservoirs are becoming harder to find
    More example sentences
    • This article is geared primarily to individuals, students as well as professionals, who are relatively new to carbonate diagenesis and petroleum reservoir rocks.
    • Carrier-bed rocks are lithologically the same as reservoir rocks, that is, sandstones, limestones, or fractured rocks of all types.
    • The low water contents strongly suggest that the erupted tephras were derived from a shallow magma reservoir or reservoirs.
  • 1.3A receptacle or part of a machine designed to hold fluid: if all three colours overlap then a black dot is printed from the black ink reservoir
    More example sentences
    • Engineering machine metal-cutting fluid reservoirs are used as coolants and lubricants in metal machining processes.
    • Remember to top up the windscreen washer fluid reservoirs - new anti-freeze windscreen solutions are widely available
    • At present, oil operators have to pump the well fluid from a sub-sea reservoir to a production platform, where the mixture is separated into oil and water.
    Synonyms
    receptacle, container, holder, repository, tank; sump
  • 2 Medicine A population, tissue, etc. which is chronically infested with the causative agent of a disease and can act as a source of further infection: there is a vast reservoir of herpes infection in the community
    More example sentences
    • Our results provide further support for the hypothesis that the male genital tract may serve as a reservoir of HPV infection.
    • Shigellosis is a highly contagious disease caused by Shigella spp. and humans are the principal reservoir of infection.
    • Asymptomatic young men are an important reservoir for infection and are less likely than women to be detected in the course of usual care.

Origin

mid 17th century: from French réservoir, from réserver 'to reserve, keep'.

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