Sludge (possibly from Middle English slutch 'mud, mire', or some dialect related to slush) [1] is a semi-solid slurry that can be produced from a range of industrial processes, from water …

The meaning of SLUDGE is mud, mire; especially : a muddy deposit (as on a riverbed) : ooze. How to use sludge in a sentence.

Nov 21, 2025 · Wastewater treatment - Sludge, Disposal, Treatment: The residue that accumulates in sewage treatment plants is called sludge (or biosolids). Sewage sludge is the …

We seemed to spend the last mile of the walk knee-deep in sludge. The dirty water left a layer of sludge in the bottom of the pail. Increased erosion also reduces the life of reservoirs, makes …

sludge (slʌdʒ) n. 1. mud, mire, or ooze; slush. 2. a deposit of ooze at the bottom of a body of water. 3. any of various mudlike deposits or mixtures.

Definition of sludge noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Apr 3, 2025 · In this comprehensive guide, you’ll discover exactly what sludge is, why it matters, and how sludge treatment and sludge management practices ensure it doesn’t become a hazard.

Sludge definition: mud, mire, or ooze; slush.. See examples of SLUDGE used in a sentence.

Jun 23, 2023 · Explore sludge types, treatment methods & sustainable management. Reduce waste with advanced solutions like paddle dryers by AS Engineers.

Sludge exists in a solid or semi-solid state and is a by-product of wastewater treatment, sewage treatment, water treatment, or on-site sanitation systems. Its production is either primary or …