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

Urinary tract abnormalities such as blockages or reflux (backflow of urine toward the kidneys) and the use of urinary catheters also heighten infection risk. —Daryl Austin, USA Today, 7 Nov. 2025

These bed accessories work by covering the top of a mattress to keep blood, sweat, urine, or food spills from causing a stain. —Ashlyn Needham, Southern Living, 7 Nov. 2025

It is not stored in the body, and any excess vitamin C is excreted in the urine. —Heidi Moawad, Verywell Health, 4 Nov. 2025

The illness is transmitted through body fluids ― saliva, feces, blood and urine. —Georgea Kovanis, Freep.com, 3 Nov. 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