Definition of needle valve in English:

needle valve

Line breaks: nee¦dle valve

noun

  • A valve closed by a thin tapering part.
    More example sentences
    • A needle valve is constructed with a minimum of dead space to allow the application of adhesives in deposits as small as 0.007 in. in diameter.
    • In this case, you opened up the valve near the gas cylinder just a crack, and then opened up the needle valve near the balloon a lot.
    • This rate of pressurization was achieved by use of a pressure regulator set at 4 MPa admitting air to the pressure bomb via a needle valve.

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Word of the day grotesquerie
Pronunciation: grəʊˈtɛskəri
noun
grotesque quality or grotesque things collectively