urinary system
nounUK /ˈjʊə.rɪ.nər.i ˈsɪs.təm/
US /ˈjʊr.ə.ner.i ˈsɪs.təm/
The urinary system is the group of body parts that makes pee and takes it out of your body.
Drinking water helps your urinary system stay healthy.
OTHER MEANINGS
2. The organs that filter waste from the blood and remove it as urine.
The urinary system includes the kidneys, bladder, and tubes that connect them.
3. A body system studied in health and biology classes.
In science class we learned how the urinary system works.
4. The set of structures that control how much water and salt leave the body.
The urinary system helps keep the body's water balanced.