You searched for: “venturi siphon
venturi siphon
A device that is designed to greatly speed up the fluid flowing in a pipe so an inlet port located at the throat of the venturi can be used to siphon another fluid.

A venturi is a constriction in a tube designed to cause a pressure drop when a liquid or gas flows through it.

This entry is located in the following unit: siphon-, siphono- + (page 2)