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sludge
[ sluhj ]
noun
- mud, mire, or ooze; slush.
- a deposit of ooze at the bottom of a body of water.
- any of various more or less mudlike deposits or mixtures.
- the sediment in a steam boiler or water tank.
- broken ice, as on the sea.
- a mixture of some finely powdered substance and water.
- sediment deposited during the treatment of sewage.
- Also called activated sludge. Bacteriology. sewage sediment that contains a heavy growth of microorganisms, resulting from vigorous aeration.
- a fine, mudlike powder produced by a mining drill.
sludge
/ ʌ /
noun
- soft mud, snow, etc
- any deposit or sediment
- a surface layer of ice that has a slushy appearance
- (in sewage disposal) the solid constituents of sewage that precipitate during treatment and are removed for subsequent purification
Other Word Forms
- -ܻ岵 verb (used with object) desludged desludging
Word History and Origins
Origin of sludge1
Word History and Origins
Origin of sludge1
Example Sentences
The Boring Company initially planned to dump wastewater in the nearby Colorado River but, after local pressure, signed a deal to send the sludge to a Bastrop wastewater treatment plant.
And data analysed by the BBC and shared with the UK's Department for Transport casts further doubt on one of the key ingredients in HVO, a material called palm sludge waste.
They gave that reactionary sludge a fresh coat of populist paint and found that it resonated with a large chunk of the American public.
The remains of burned homes and vehicles along the scenic coastal stretch were caked in a layer of sludge.
Back at the plant I'm looking at an unappetising green sludge.
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