: 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
Examples of urine in a Sentence
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Urethral syndrome is a condition in which pain in the urethra (the tube through which urine exits the body) has no identifiable cause.
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Laura Young, Verywell Health, 17 Mar. 2025
The researchers also collected saliva, urine, blood samples, and muscle biopsies from the participants’ legs to measure myofibrillar protein breakdown (MPB), which shows whether muscles are gaining or losing protein.
—Julia Ries, Health, 17 Mar. 2025
Hantavirus is transmitted to humans via rodent urine, saliva and droppings.
—Becca Longmire, People.com, 14 Mar. 2025
Hantavirus can be transmitted from rodent dropping, urine and saliva.
—Cara Tabachnick, CBS News, 8 Mar. 2025
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Laura Young, Verywell Health, 17 Mar. 2025
The researchers also collected saliva, urine, blood samples, and muscle biopsies from the participants’ legs to measure myofibrillar protein breakdown (MPB), which shows whether muscles are gaining or losing protein.
—Julia Ries, Health, 17 Mar. 2025
Hantavirus is transmitted to humans via rodent urine, saliva and droppings.
—Becca Longmire, People.com, 14 Mar. 2025
Hantavirus can be transmitted from rodent dropping, urine and saliva.
—Cara Tabachnick, CBS News, 8 Mar. 2025
See All Example Sentences for urine
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Cite this Entry
“Urine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/urine. Accessed 24 Mar. 2025.
Copy CitationKids Definition
urine
noun
: 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
urine
noun
: 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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