air reservoir

English

Noun

air reservoir (plural air reservoirs)

1. A container, such as a pressurised tank, for holding compressed air.
   • 1960 July, “The first G.E.C. 25 kV. a.c. electric locomotives for B.R.”, in Trains Illustrated, page 419:

     Batteries, weak-field resistors and air reservoirs are slung under the main frame between the bogies.

References

• “air reservoir”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.