What term is used for a receptacle that is connected to the water distribution system and discharges waste materials?

The term "Plumbing Fixture" is used to describe a receptacle that is connected to the water distribution system and discharges waste materials. Plumbing fixtures include devices such as sinks, toilets, bathtubs, and showers, which are all integral components of a plumbing system. They are designed not only to deliver potable water but also to facilitate the removal of wastewater from the premises safely.

The definition encompasses any installed component that uses water for its intended purpose and is directly involved in the plumbing process, demonstrating its dual function in both providing access to water and handling waste. This ensures adherence to health and safety standards within plumbing practices.

Alternative terms such as "Drainage Device" and "Water Outlet" do not fully capture the functionality of the fixture, as they may imply only part of the process (draining or supplying water) without encompassing the full interaction with the water distribution system and waste discharge. Similarly, "Waste Receptacle" focuses solely on waste handling, lacking the essential aspect of water delivery. Therefore, "Plumbing Fixture" is the most accurate and widely accepted term to describe the described receptacle.