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sludge

Meaning in simple English, pronunciation and examples

Pronunciation: US /slʌdʒ/

sludge means: Thick, partly solid waste left after factories or cleaning plants have treated water or other liquids.

noun

TREATMENT WASTEC1

Thick, partly solid waste left after factories or cleaning plants have treated water or other liquids.

  • The plant produces sludge every day.
  • Workers removed the industrial sludge from the site.
  • Sewage sludge must be treated before it can be reused.

Common phrases: sewage sludge, industrial sludge, sludge treatment

SETTLED SOLIDSC1

Solid material that separates from a liquid and collects at the bottom.

  • Sludge collected at the bottom of the tank.
  • The filter removed sludge from the liquid.
  • A layer of sludge remained after the particles settled.

Similar words: sediment

Common phrases: thick sludge, sludge layer, settled sludge

BOILER DEPOSITC2

A layer of minerals that collects inside a boiler used to produce steam.

  • Sludge had collected inside the boiler.
  • The engineer cleaned sludge from the steam boiler.
  • Regular maintenance prevents excessive boiler sludge.

Similar words: sediment

Common phrases: boiler sludge, sludge buildup, remove sludge

FLOATING ICEC2

A layer of small pieces of ice floating on water.

  • Ice sludge covered the lake.
  • The boat pushed through floating sludge.
  • Cold weather left a layer of sludge on the river.

Similar words: slush

Common phrases: ice sludge, floating sludge, sludge on something

verb

SLOUCHC2

To sit or move with your shoulders hanging forward and your body bent.

  • He sludged in his chair.
  • She sludged along with her shoulders bent.
  • The tired man sludged into a low seat.

Similar words: slouch, slump

Common phrases: sludge in something, sludge along, sludge into something

DRIP SLOWLYC2

To flow, spill, or drip slowly and thickly.

  • The thick liquid sludged onto the floor.
  • Mud sludged slowly from the pipe.
  • Dirty water sludged down the wall.

Similar words: ooze, drip

Common phrases: sludge down something, sludge from something, sludge onto something

Questions about sludge

What does sludge mean?

Thick, partly solid waste left after factories or cleaning plants have treated water or other liquids.

What is sludge in other languages?

Türkçe: arıtma çamuru · Español: lodo residual · Français: boue d’épuration · Deutsch: Klärschlamm · Italiano: fango di depurazione · 日本語: 汚泥

How do you pronounce sludge?

It is pronounced /slʌdʒ/.

How do you use sludge in a sentence?

The plant produces sludge every day. Workers removed the industrial sludge from the site.

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