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Watch example usage of "
sump
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sump
WIKTIONARY
sump
Noun
∙
A hollow or pit into which liquid drains, such as a cesspool, cesspit or sink.
∙
The lowest part of a mineshaft into which water drains.
∙
A completely flooded cave passage, sometimes passable by diving.
∙
The crankcase or oil reservoir of an internal combustion engine.
automotive
∙
The pit at the lowest point in a circulating or drainage system (FM 55-501).
nautical
∙
An intentional depression around a drain or scupper that promotes drainage.
construction
Verb
∙
Of a cave passage, to end in a sump, or to fill completely with water on occasion.
intransitive