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The meaning of SLUDGE is mud, mire; especially : a muddy deposit (as on a riverbed) : ooze. How to use sludge in a sentence.
Sludge is a semi-solid slurry that can be produced from a range of industrial processes, from water treatment, wastewater treatment or on-site sanitation systems.
noun [ U ] uk / slʌdʒ / us / slʌdʒ / Add to word list. soft, wet soil or a substance that looks like this: We seemed to spend the last mile of the walk knee-deep in sludge. Synonyms. goo informal. mud. slime. SMART Vocabulary: related words and phrases. Soil. alluvial. boulder clay. clayey. cover crop. earthiness. frozen. lime. loam. ooze.
sludge. noun [ U ] us / slʌdʒ / uk / slʌdʒ /. Add to word list. soft, wet soil or a substance that looks like this: We seemed to spend the last mile of the walk knee-deep in sludge. Synonyms. goo informal. mud.
noun. 1. soft mud, snow, etc. 2. any deposit or sediment. 3. a surface layer of ice that has a slushy appearance. 4. (in sewage disposal) the solid constituents of sewage that precipitate during treatment and are removed for subsequent purification.
sludge. (slŭj) n. 1. Semisolid material such as the type precipitated by sewage treatment. 2. Mud, mire, or ooze covering the ground or forming a deposit, as on a riverbed. 3. Finely broken or half-formed ice on a body of water, especially the sea.
Sludge is thick, damp, almost sticky stuff. If your friend dares you to climb through an old sewer pipe, you might want to check first to see if it's full of sludge.
What does the noun sludge mean? There are 14 meanings listed in OED's entry for the noun sludge. See ‘Meaning & use’ for definitions, usage, and quotation evidence. sludge has developed meanings and uses in subjects including.
1. : thick, soft, wet mud. 2. : a soft, thick material that is produced in various industrial processes (such as in the treatment of sewage) 3. : a thick material that can form in the oil in an engine and cause engine problems.
industrial or human waste that has been treated. Definition of sludge noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.