← Back to search

Meaning of sludge hole | Babel Free

Noun CEFR B2

Definitions

The hand-hole, or manhole, in a steam boiler, by means of which sediment can be removed.

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

sludge metal sludgecore sludgemaker sludger Sludges Sludgier