disc faucet
Type of faucet fitted with two perforated discs that regulate the water’s flow and its temperature.
water inlet 
Tubular section through which water enters the faucet.
seal 
Washer protecting a water inlet from leaking.
escutcheon 
Plate for covering and protecting water-intake pipes.
aerator 
Device fitted with a screen and attached to the spout; it aerates the water and prevents splashing.
spout 
Curved end out of which water flows.
cylinder 
Part fitted with two discs: one activated by the handle, the other stationary.
bonnet 
Decorative part covering the body of the faucet; the handle turns on it.
handle 
Lever for controlling water flow and the mixture of hot and cold water.