waterflood

[ waw-ter-fluhd, wot-er- ]
/ ˈwɔ tərˌflʌd, ˈwɒt ər- /

noun

(in the petroleum industry) a method of secondary recovery whereby water is pumped into reservoir rock to force out oil that has ceased to flow under its own pressure.

Origin of waterflood

First recorded in 1925–30; water + flood

Example sentences from the Web for waterflood