sump
sump
UK[sʌmp]US[sʌmp]
n
a pit or reservoir serving as a drain or receptacle for liquids, especially in a mine or the crankcase of an internal combustion engine.
n
the lowest part of a mine shaft into which water drains.
Etymology
the word "sump" entered english in the late middle english period, around the 15th century. it is borrowed from middle dutch "somp" or middle low german "sump", meaning "marsh" or "swamp", which in turn derive from a proto-germanic root. this origin reflects the word's core concept of a low-lying, wet area where liquid collects. the meaning evolved from a natural geographical feature to a man-made pit or reservoir designed to collect unwanted water or oil, such as in mining or machinery, preserving the fundamental idea of a receptacle for gathered liquid.
Analysis
this word is a simplex loanword. it does not contain separable morphemes in modern english.
Examples
the mechanic checked the oil level in the sump of the engine.
water was pumped continuously from the sump at the bottom of the mine shaft.
a drainage sump was installed in the basement to prevent flooding.