Reservoir
Pronunciation : Res"er*voir` (rz"r-vwr`;277)
Part of Speech : n.
Etymology : [F. r?servoir, fr. LL. reservatorium. See Reservatory.]
Definition : 1. 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, or to drive a mill wheel, or the like.
2. (Bot.)
Defn: A small intercellular space, often containing Receiving reservoir (Water Works), a principal reservoir into which an aqueduct or rising main delivers water, and from which a distributing reservoir draws its supply.
Source : Webster's Unabridged Dictionary, 1913