Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A short tube with a constricted throat used to determine fluid pressures and velocities by measurement of differential pressures generated at the throat as a fluid traverses the tube.
  • noun A constricted throat in the air passage of a carburetor, causing a reduction in pressure that results in fuel vapor being drawn out of the carburetor bowl.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Short of venturi tube.
  • noun The throat of a carburetor.
  • noun rare, pathology A constriction in the flow of air to lungs.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[After Giovanni Battista Venturi, (1746–1822), Italian physicist.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

After Giovanni Battista Venturi, Italian physicist.

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Examples

  • In a bit of a driving rain storm, that seems just to have subsided, but moments ago as we were watching, the rain was blowing almost sideways due to the high winds around this building, a kind of venturi effect cased by tall building construction, make it just that much more complicated.

    CNN Transcript Aug 8, 2001 2001

  • The breakthrough that set the LuciaStove apart from similar gasifer stoves was Mulcahy's patented design which uses venturi holes to create negative pressure while a flame cap based on Fibonacci spiral geometry prevents oxygen from entering the pyrolysis chamber.

    Kelpie Wilson: WorldStove: Transforming Haiti and the World Kelpie Wilson 2010

  • You can certainly try mec.ca for the long johns, though; they ship pretty much everywhere, and have a range of cold weather clothing for everything from "a titch brisk" through "venturi effect wind at altitude".

    Making Light: Snowpocalypse Part Next 2009

  • What's more, "There could be instances of ice forming inside the carburetor venturi that would cause future running problems after prolonged running with high humidity or blowing wet snow," says a Stihl spokesperson.

    Tip of the Day: Use a gas leaf blower to clear light snow 2009

  • What's more, "There could be instances of ice forming inside the carburetor venturi that would cause future running problems after prolonged running with high humidity or blowing wet snow," says a Stihl spokesperson.

    Tip of the Day: Use a gas leaf blower to clear light snow 2009

  • The steam gives you heating and also allows drawing a vacuum through a venturi-like device called an air ejector.

    SST Adjustment #2 « Climate Audit 2005

  • He vowed to stop before the narrowing neck could create another venturi effect, but was so oppressed by now with high pressure that once more his judgement failed.

    Captain Corelli's Mandolin De Bernieres, Louis 2003

  • [207] Quia nihil hoc cavilla proficiunt Judaei, ad figmentum venturi sui Messiae trahentes vetustum regni excidium.

    Commentary on Genesis - Volume 2 1509-1564 1996

  • * Quia nihil hoc cavilla proficiunt Judaei, ad figmentum venturi sui

    Commentary on Genesis - Volume 2 1509-1564 1996

  • Fed by compressed air line or tank, compressed air flows through a venturi Jet.

    7.1 Pneumatic jack hammer, drilling stand, jackleg 1993

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  • American Heritage Dictionary -

    ven·tu·ri Audio Help (věn-t�?�?r'ē) Pronunciation Key n. pl. ven·tu·ris

    1. A short tube with a constricted throat used to determine fluid pressures and velocities by measurement of differential pressures generated at the throat as a fluid traverses the tube.

    2. A constricted throat in the air passage of a carburetor, causing a reduction in pressure that results in fuel vapor being drawn out of the carburetor bowl.

    After Giovanni Battista Venturi (1746-1822), Italian physicist.

    May 5, 2008

  • "In old trucks, carburetors are finicky: sensitive to particles, to climate, to air, to residue, and to tinkering. Gasoline congeals in the carburetor's orifices, plugging the venturis with a gelatinous film."

    Fish in Exile by Vi Khi Nao, p 25

    May 23, 2017