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pipeline

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noun [countable] pipeline pronunciation in British English /ˈpaɪpˌlaɪn/ 
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singularpipeline
pluralpipelines
  1. a long underground pipe that carries water, gas etc from one place to another

    a 500-kilometre oil pipeline

    Natural gas is transported by pipeline.

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chicken raffle

any random process, such as a competition in which a name is drawn from a hat

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