thick, soft, wet mud or a similar viscous mixture of liquid and solid components, the sediment that settles at the bottom of a liquid

sludge metal, activated sludge, sludge bomb

Formal and Informal Expressions of sludge

In different contexts, you can replace 'sludge' with suitable alternatives. In a more formal setting, 'sediment, mixture' is apt. In informal speech or writing, 'gunk, goo' is a commonplace synonym.

sludge: Explore its Definition & Usage

sludge Definition

1thick, soft, wet mud or a similar viscous mixture of liquid and solid components
2the sediment that settles at the bottom of a liquid

Using sludge: Examples

Take a moment to familiarize yourself with how "sludge" can be used in various situations through the following examples!

Example
The river was clogged with sludge from the factory.
Example
The sludge at the bottom of the pond is full of nutrients.
Example
The sewage treatment plant removes sludge from the wastewater.
Example
The oil spill created a thick layer of sludge on the beach.

sludge Synonyms and Antonyms

Synonyms for sludge

Phrases with sludge

sludge metal
a subgenre of heavy metal music that combines elements of doom metal and hardcore punk
Example
The band's sound is heavily influenced by sludge metal.
activated sludge
a process used in wastewater treatment to remove organic matter from sewage
Example
The activated sludge process is an effective way to treat wastewater.
sludge bomb
a type of poisonous attack used in the Pokemon video game series
Example
The Sludge Bomb move can cause serious damage to your opponent's Pokemon.

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Summary: sludge in Brief

The term 'sludge' [slʌdʒ] refers to a thick, wet mixture of liquid and solid components, often found at the bottom of a liquid. It can be caused by natural processes or human activities, such as wastewater treatment or oil spills. The term extends into phrases like 'sludge metal,' a subgenre of heavy metal music, and 'activated sludge,' a process used in wastewater treatment.