CEFR B1

sludge

noun

Meaning

A soft, thick, wet mud or a similar viscous substance, often found at the bottom of liquids or in pipes and drains.

Examples

A thick layer of sludge had built up in the bottom of the pond.
The industrial waste produced a toxic sludge that needed careful disposal.

Synonyms: mud, mire, ooze, sediment

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sludge (B1)

noun

Pronunciation: /slʌdʒ/

Definition

A soft, thick, wet mud or a similar viscous substance, often found at the bottom of liquids or in pipes and drains.

Examples

A thick layer of sludge had built up in the bottom of the pond.
The industrial waste produced a toxic sludge that needed careful disposal.
After the flood, the streets were covered in mud and sludge.

How to Use sludge

sludge in (prepositional phrase): A substance accumulating inside something. — "There was sludge in the drainpipe."
sludge from (prepositional phrase): The origin of the substance. — "The sludge came from the chemical plant."
thick sludge (collocation): A very dense and viscous form of sludge. — "A thick sludge coated the bottom of the tank."

Synonyms of sludge

Words with a similar meaning to sludge:

Antonyms of sludge

Words with the opposite meaning to sludge:

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