urine

American  

[yoor-in] / ˈjʊər ɪn /

noun

• urines
  plural

1. the liquid-to-semisolid waste matter excreted by the kidneys, in humans being a yellowish, slightly acid, watery fluid.

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urine British  

/ ˈjʊərɪn /

noun

1. the pale yellow slightly acid fluid excreted by the kidneys, containing waste products removed from the blood. It is stored in the urinary bladder and discharged through the urethra

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urine Scientific  

/ yr′ĭn /

1. A liquid containing multiple waste products of metabolism, especially urea and other nitrogenous compounds, that are filtered from the blood by the kidneys. Urine is stored in the urinary bladder and is excreted from the body through the urethra.

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urine Cultural  

1. The fluid produced by the kidneys, consisting of water and dissolved substances, that is stored in the bladder and discharged through the urethra. (See excretory system.)

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Other Word Forms

Noun Inflected Forms

• urines
  plural

Etymology

Origin of urine

1275–1325; Middle English < Old French < Latin ūrīna

Example Sentences

See Examples For:

urine urines

Monitor the color or your urine, Eisenman adds, which is a good indicator of your hydration level.

From Los Angeles Times ● Jul. 31, 2026

By doing that they avoid sweating and, combined with concentrated urine and dry faeces, it helps them minimise water loss, while their thick skin coat helps them ward off solar radiation.

From BBC ● Jul. 22, 2026

They believe that records of blood and urine tests taken around the time they witnessed nuclear tests will provide crucial evidence to prove their claim that their health was damaged.

From BBC ● Jul. 15, 2026

The next phase of the research will involve measuring pesticide levels directly in patients' blood or urine samples.

From Science Daily ● Jul. 13, 2026

Thanks to science class and Ms. Cantor’s obsession with prepping, I know all about purified urine.

From "The Last Cuentista" by Donna Barba Higuera

After receiving a signal that “the urines were ready,” he changed from his lab coat into a Russian national team sweatshirt and left his fourth-floor office, typically after midnight.

From New York Times ● May 12, 2016

Why, sir, I do not-ask you of their urines, Whose smell's most violet, or whose siege is best, Or who makes hardest faces on her stool?

From Sejanus: His Fall by Ben Jonson

It is sometimes found in the sediment of pathological urines.

From The Gutenberg Webster's Unabridged Dictionary Section T, U, V, and W by Project Gutenberg

From acid urines, uric acid is frequently deposited, on standing in a cool place, in the form of a reddish yellow sediment, nearly always crystalline.

From The Gutenberg Webster's Unabridged Dictionary Section T, U, V, and W by Project Gutenberg

Contact with ammoniacal and sugar urines has a similar effect.

From Mother's Remedies Over One Thousand Tried and Tested Remedies from Mothers of the United States and Canada by Thomas Jefferson Ritter

Related Words

• droppings
• dung
• feces
• manure