Meaning of the word sludge in English

What does sludge mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

sludge

US /slʌdʒ/

UK /slʌdʒ/

thick, soft, wet mud or a similar viscous mixture of liquid and solid components, especially the product of an industrial or refining process.

Example:

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The riverbed was covered in thick, black sludge.

•

Waste water treatment plants produce a lot of sewage sludge.

Synonym:

mire ooze gunk muck goo

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