Plumbing is the practice or system of installing and maintaining pipes, fixtures, and other equipment in a building for the distribution of water, gas, and sewage. Synonyms for the word plumbing include piping, waterworks, drainage, sanitation, heating, ventilation, and air conditioning. Piping refers to the arrangement of pipes in a building or system, while waterworks encompass the machinery and equipment used to supply and distribute water. Drainage and sanitation refer specifically to the removal and treatment of waste and sewage, whereas heating, ventilation, and air conditioning deal with the regulation of temperature and air quality. In summary, plumbing is a broad term that encompasses several closely related fields, each with its own set of synonyms.