n.
Pronunciation: ven- ' tu ̇ r- ē
Function: noun
Etymology: G. B. Venturi † 1822 Italian physicist
Date: 1887
: a short tube with a tapering constriction in the middle that causes an increase in the velocity of flow of a fluid and a corresponding decrease in fluid pressure and that is used especially in measuring fluid flow or for creating a suction (as for driving aircraft instruments or drawing fuel into the flow stream of a carburetor)