- The definition of a reservoir is place where a supply of something is collected, especially water.
An example of a reservoir is an area where large amounts of water are stored.
- a place where anything is collected and stored, generally in large quantity; esp., a natural or artificial lake or pond in which water is collected and stored for use
- a receptacle or part (in an apparatus) for holding a fluid, as oil, ink, etc.
- a large supply; esp., an extra or reserve supply
- a part, sac, or cavity in some animals or plants in which fluid collects or into which products are secreted
- a species of organism that serves as an immune host for a parasite that can cause disease in another speciesin full reservoir host
Origin of reservoirFrench réservoir ; from réserver: see reserve
- A natural or artificial pond or lake used for the storage and regulation of water.
- A receptacle or chamber for storing a fluid.
- An underground accumulation of petroleum or natural gas.
- Anatomy See cisterna.
- A large or extra supply; a reserve: a reservoir of goodwill.
- Medicine An organism or population that directly or indirectly transmits a pathogen while being virtually immune to its effects.
Origin of reservoirFrench réservoir, from réserver, to reserve, from Old French reserver; see reserve.
- A place where anything is kept in store; especially, a place where water is collected and kept for use when wanted, as to supply a fountain, a canal, or a city by means of aqueducts.
- A small intercellular space, often containing resin, essential oil, or some other secreted matter.
- A supply or source of something.
From French réservoir, from réserver (“to reserve, keep”).