sump

Meaning

1. A hollow or pit into which liquid drains, such as a cesspool, cesspit or sink.
2. The lowest part of a mineshaft into which water drains.
3. A completely flooded cave passage, sometimes passable by diving.
4. The crankcase or oil reservoir of an internal combustion engine.
5. The pit at the lowest point in a circulating or drainage system (FM 55-501).
6. An intentional depression around a drain or scupper that promotes drainage.

cesspool

reserve tank

storage tank

sediment bulb

sediment tank

receiving tank

crank chamber

sediment separator

collecting sump

Frequency

Pronounced as (IPA)

/sʌmp/

From Middle English sompe, either from Middle Dutch somp, sump or Middle Low German sump from Old Saxon *sump, from Proto-West Germanic *sump, ultimately from Proto-Germanic *sumpaz. Doublet of swamp.

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