The pipes, together with the joints, tanks, stopcocks, taps and other fixtures of a water, gas or sewage system in a house or other building.
The trade or occupation of a plumber.
A system of vessels or ducts in the human body, especially the genitourinary system.
Practical, concrete work serving to support other work.
A Murasugi sum where each disk summed along has its boundary subdivided into four segments.