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.

Dec 31, 2025 · Wastewater treatment - Sludge, Disposal, Treatment: The residue that accumulates in sewage treatment plants is called sludge (or biosolids). Sewage sludge is the …

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.

3 days ago · Microbes are little alchemists that perform all manner of chemical reactions. A team of microbiologists co-founded a non-profit to try to harness those abilities to solve some of the …

The development of filamentous bacterial structures leads to biological aggregates with low density and poor settling properties, usually called "bulking sludge".

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

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.

2 days ago · Noun sludge (countable and uncountable, plural sludges) Solids separated from suspension in a liquid.

Sludge is thick mud, sewage, or industrial waste. More than a million gallons of sludge has seeped into the water.