tap water

noun

1. water, obtained directly from a faucet or tap, that has not been purified, distilled, or otherwise treated.

tap water

noun

1. water drawn off through taps from pipes in a house, as distinguished from distilled water, mineral water, etc

Word History and Origins

Origin of tap water¹

First recorded in 1880–85

Example Sentences

To make sure you get rid of any leftover bleach, take the mask out of the solution and rinse it under the tap water for 10 to 15 seconds—any temperature.

From Popular-Science

With moderate heat, enzyme-laced films of the plastic disintegrated in standard compost or plain tap water within days to weeks, Ting Xu and her colleagues report April 21 in Nature.

From Science News

Using very hot tap water, rinse the grains 3 or 4 times, or until the water runs almost clear.

From Washington Post

The cold eggs will cool the water right away, so drain the bowl and refill it with more warm tap water.

From Popular-Science

In 2010, Webster and other residents there began receiving warnings about carcinogenic byproducts in their tap water, created when the city used chlorine to disinfect muddy water.

From ProPublica

It should be noted that LA tap water, rather than NYC's famed brand, was chosen for the test.

From The Daily Beast

Is filtered water that much cleaner and safer than tap water?

From The Daily Beast

Soon after, government officials told residents of Charleston, West Virginia, and surrounding areas to stop using tap water.

From The Daily Beast

She accidentally gulped a mouthful of questionable tap water while brushing her teeth.

From The Daily Beast

Officials continue to monitor food and tap water and embargo food products from the area.

From The Daily Beast

Some workers prefer to use tap water, others employ normal saline solution, but distilled water gives the best emulsion.

From Project Gutenberg

Stain briefly with Ehrlich's hæmatoxylin (until nuclei are faint blue after washing with tap water).

From Project Gutenberg

The glasses are filled to the neck with rain or even tap water, a few lumps of charcoal being dropped into them.

From Project Gutenberg

In the first experiments tap water was used and no precautions were taken for excluding air.

From Project Gutenberg

Thus, a shallow tin vessel, such as the lid of a biscuit box, may be levelled and filled with tap-water through a rubber hose.

From Project Gutenberg