venturi
/vɛnˈtʊri/
noun
- A tube or device that narrows in the middle to increase the speed of a fluid (liquid or gas) and decrease its pressure, used in carburetors, flow meters, and pumps.
- The science teacher showed the class how a venturi creates a vacuum by speeding up airflow.
- The mechanic checked the venturi in the carburetor for any blockages.
- A venturi is often used in water treatment systems to mix chemicals efficiently.