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- Dictionarysludge/slʌdʒ/
noun
- 1. thick, soft, wet mud or a similar viscous mixture of liquid and solid components, especially the product of an industrial or refining process: "the dumping of sewage sludge"
- 2. an unattractive muddy shade of brown or green: "a sludge green"
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Sludge is a noun that means mud, mire, or a muddy deposit or sediment. It can also refer to a precipitate or mixture of impurities and acid, or slushy or sludgy substances.
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.
Sludge is a soft, wet soil or a substance that looks like this. Learn more about its synonyms, related words, and usage in sentences from the Cambridge English Corpus.
Sludge is a semisolid material that forms from sewage treatment, mud, ooze, or ice. Learn more about its different meanings, synonyms, and translations from various sources.
Sludge is a soft, wet soil or a substance that looks like this. Learn how to use the word in different contexts, see synonyms and related words, and find translations in other languages.
Sludge is a soft mud, snow, or ice, or a deposit or sediment of various kinds. Learn the meaning, usage and history of the word sludge from Dictionary.com.
noun. 1. mud, mire, or ooze covering the ground or forming a deposit at the bottom of bodies of water. 2. spongy lumps of drift ice. 3. any heavy, slimy deposit, sediment, or mass, as the waste resulting from oil refining, the mud brought up by a mining drill, the precipitate in a sewage tank, the sediment in a steam boiler or crankcase, etc.
