Definitions for "Recirculation"
Recycling water after it is used. Often it has to pass a wastewater purification system before it can be reused.
recycling of pollutants over an area or within an airshed in response to reversal in winds
Keywords:  vorlauf, tun, wort, mash, pump
The action of pumping the wort from the bottom of the mash tun and letting it fall into the surface of the mash. Also called the "Vorlauf."
1. In water treatment system design, the continuous operation of the transfer pump to keep water flowing through the system (especially through the disinfection component) at a rate above the water use rate in order to reduce the hazard of bacterial growth.
The reintroduction of part of the flowing fluid to repeat the cycle of circulation.
closed circulation system within a larger oceanic circulation, in which water is returned to its place of departure through a much shorter route than by following the main circulation path.
Keeping checkers in play by having them hit and re-entering them in your opponents home board. Recirculation is often a necessary element of a well timed backgame.
The process by which information is remembered via simple repetition without active rehearsal.