1. relating to or involved in the process of eliminating waste products from the body
Usage: commonly used in biology and anatomy contexts

Examples

• The excretory system removes waste from the body through the kidneys and bladder.
• Fish have excretory organs adapted to their aquatic environment.
• The excretory function of the liver helps filter harmful substances from the blood.
• Students learned about the excretory system in their biology class.
• Excretory ducts carry waste products away from organs.