A thermometer filled with water instead of mercury, and used for showing the point at which water acquires its greatest density.

plural of water soldier

Any of the species Stratiotes aloides, sole species of the genus Stratiotes of aquatic plants.

plural of water-parsnip

Alternative spelling of water parsnip

(medicine) The accumulation of excess synovial fluid in or around the knee joint.

(euphemistic) Wiccan holy water

(of trousers) Being or resembling highwaters, long pants with a noticeable gap between the hem and the top of the wearer's foot; hence, short.

Any water wheel or water-powered turbine, especially any small motor driven by water under pressure.

plural of watering call