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

Creatine breaks down to form creatinine, a waste product excreted in the urine. —Jennifer Lefton, Ms, Rd/n, Cnsc, Fand, Verywell Health, 24 Oct. 2024

Sure enough, the strips showed plenty of glucose in her urine, a huge red flag that shocked her into the reality that she was headed for big trouble. —Bryant Stamford, The Courier-Journal, 24 Oct. 2024

Rodent droppings: While not a cause of mildew, the smell of rodent droppings and urine may present itself as a mildew smell. —Kamron Sanders, Better Homes & Gardens, 23 Oct. 2024

This test helps doctors assess the urine albumin-creatinine ratio. —Sean Mowbray, Discover Magazine, 16 Oct. 2024

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

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