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  • noun

Synonyms for backwash

the flow of air that is driven backwards by an aircraft propeller

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the consequences of an event (especially a catastrophic event)

the wave that spreads behind a boat as it moves forward


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References in periodicals archive ?
One-liter samples of filter backwash were collected in wide-mouthed plastic bottles shortly after the filter flow grew turbid and were transported and stored at 4[degrees]C before flocculation.
98% efficiency, with a horizontal design that eliminates dead spots that would contaminate backwash fluid.
Each filter can be programmed to backwash at a preset pressure differential or also a preset timer.
The AFR changes all that; a rotary actuated assembly revolves to backwash a single element while the other elements remain on line.
Backwash can yank you back with nearly as much force as the wave had when it first slammed onto the beach.
The backwash of stomach contents, known as reflux, irritates the lining of esophagus and causes heartburn.
Lost in the media backwash over the FBI's stakeout of the Committee in Solidarity with the People of El Salvador (CISPES) were several incidents showing bureau officials ready and willing to photocopy and pass along unsolicited rightwing manuscripts.
By changing the passageway acreage of valve, it controls the flow of medium, to switch on or off the backwash of medium, to adjust the parameters of medium like pressure and flow, to change the flow direction of medium and to diffluent the medium or prevent the overload of pipeline or facility.
Repair backwash trays (there is at least one tray with a hole in it and several spots that may need point repairs); 4.
Standard features include: 12 volt (self contained) or 110 volt operation, operators choice of manual or fully automated backwash, and a minimal space requirement due to a clever horizontal space saving design.
The appendix contains protocols for plant startup and backwash illustrated by black and white photographs.
Both men were trapped in a "stopper" - a violent backwash of water - at a weir.
Some pool cleaners do not send debris through the filtration system helping to reduce the need to backwash.
Work undertaken included the installation of ramps, wider doorways, a disabled toilet and a portable washbasin for clients who cannot use standard backwash chairs.