venturi tube

American  

[ven-toor-ee] / vɛnˈtʊər i /

Or Venturi tube

noun

1. a device for measuring the flow of a fluid, consisting of a tube with a short, narrow center section and widened, tapered ends, so that a fluid flowing through the center section at a higher velocity than through an end section creates a pressure differential that is a measure of the flow of the fluid.

---

Venturi tube British  

/ vɛnˈtʃuːrI /

noun

1. physics a device for measuring fluid flow, consisting of a tube so constricted that the pressure differential produced by fluid flowing through the constriction gives a measure of the rate of flow

2. Also called: venturi.  a tube with a constriction used to reduce or control fluid flow, as one in the air inlet of a carburettor

---

Etymology

Origin of venturi tube

Named after G. B. Venturi (1746–1822), Italian physicist whose work led to its invention

Example Sentences

A long extension is given to the venturi tube which is very narrow around the jet orifices, which are horizontal and shown at A in the drawing.

From Aviation Engines Design?Construction?Operation and Repair by Pag?, Victor Wilfred