noun
definition
The water supply system of a district, town, city, or other place, including reservoirs, pipes, and pumps.
definition
(treated as singular) Any single facility, such as a filtration plant or pumping station, within such a system.
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Often in the form turn on the waterworks: crying or tears, especially in a way that is considered manipulative or over-emotional.
definition
Rain.
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The genitourinary system.
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(historical, treated as singular) A hydraulic apparatus by which a supply of water is furnished for ornamental purposes; also, an ornamental fountain or waterfall.
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(construction, archaic) Engineering works relating to the conveyance and flow of fluids (principally water), such as the collection and distribution of water, drainage, irrigation, etc.