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

Key Takeaways IgA nephropathy is diagnosed through a combination of clinical findings, urine and blood tests, and a renal (kidney) biopsy. —Md Published, Verywell Health, 12 Jan. 2026

So many downtown buildings and parking areas are filthy, smelling of urine and unmaintained. —U T Readers, San Diego Union-Tribune, 12 Jan. 2026

This means that if your pets have an accident, the urine will not go all the way through the rug or padding and seep into the floor, which can cause a very bad smell and staining. —Bestreviews, Chicago Tribune, 9 Jan. 2026

The building was packed from floor to ceiling with boxes and junk, and smelled strongly of cat urine. —Shelly Bradbury, Denver Post, 8 Jan. 2026

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