ˈyər-ən How to pronounce urine (audio)
: waste material that is secreted by the kidney in vertebrates, is rich in end products of protein metabolism together with salts and pigments, and forms a clear amber and usually slightly acid fluid in mammals but is semisolid in birds and reptiles
ˈyər-ə-nəs How to pronounce urine (audio)

Examples of urine in a Sentence

Recent Examples on the Web His paintings, books, photographs, films, and works on paper — made with ingredients as disparate as gunpowder, sulfuric acid, chocolate, urine, Pepto-Bismol, tobacco, and rose petals — could only come from someone who embodies L.A.’s glamour and chaos, its self-consciousness and banal hopes. Vulture, 8 Sep. 2023 This is one reason that your OB-GYN tests your urine every visit: to check for signs of bacteria that can lead to a UTI. Rebecca Stewart, Parents, 6 Sep. 2023 The only way to confirm the deputies had a fentanyl exposure caused overdose is by testing their blood or urine for fentanyl. Alex Groth, Journal Sentinel, 2 Sep. 2023 Type of specimen: The most common samples required are saliva, urine, and blood. Lindsay Modglin, Health, 1 Sep. 2023 People who use marijuana have statistically more lead and cadmium in their blood and urine than those who don't, according to a new study. Anthony Robledo, USA TODAY, 1 Sep. 2023 The researchers are studying blood, urine, saliva, and other samples from participants, who will also undergo a battery of neurological and other tests. Kay Lazar, BostonGlobe.com, 29 Aug. 2023 In recent years, millions of people have bought direct-to-consumer tests to screen their saliva, blood, or urine for markers of future disease, and companies—including the now-infamous Theranos—have raked in millions of dollars in funding to provide such services. Jamie Ducharme, Time, 11 Aug. 2023 For their research, Sanchez and her team analyzed data from blood and urine samples collected between 2005 and 2018 as part of the National Health and Nutrition Examination Survey, a program conducted by the National Center for Health Statistics. Aria Bendix, NBC News, 30 Aug. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'urine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Middle English, from Anglo-French, from Latin urina, from urinari to dive; akin to Sanskrit vār water and perhaps to Sanskrit varṣati it rains, Greek ourein to urinate

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of urine was in the 14th century

Dictionary Entries Near urine

Cite this Entry

“Urine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/urine. Accessed 22 Sep. 2023.

Kids Definition


: waste material that is secreted by the kidneys, is rich in the end products of protein breakdown, and is usually a yellowish liquid in mammals but semisolid in birds and reptiles

Medical Definition


: waste material that is secreted by the kidney, is rich in end products (as urea, uric acid, and creatinine) of protein metabolism together with salts and pigments, and forms a clear amber and usually slightly acid fluid

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