urine

noun

ˈyər-ən 

ˈyu̇r-

: 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

urinous

ˈyər-ə-nəs 

ˈyu̇r-

adjective

Examples of urine in a Sentence

Recent Examples on the Web

Hg or higher) and excess protein in their urine, known as proteinuria, which can signify kidney damage. —Korin Miller, SELF, 9 Apr. 2025

These particles have been found in the brain, kidney, and even in the blood and urine years after an MRI. —John W. Dean, MSNBC Newsweek, 7 Apr. 2025

Their familiar scent comes from a chemical compound in their urine. —Lauren Liebhaber, Miami Herald, 4 Apr. 2025

This prompted a study of urine and drug samples provided by patients who reported using fentanyl on a daily basis, which was published last month in the Journal of Addiction Medicine. —Lilia Pacheco Bufanda, San Diego Union-Tribune, 2 Apr. 2025

Word History

Etymology

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

Rhymes for urine

• curran

Kids Definition

urine

noun

ˈyu̇r-ən 

: 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

ˈyu̇r-ən 

: 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