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fuel - definition and synonyms


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noun fuel pronunciation in American English /ˈfjuəl/
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  1. 1
    [countable/uncountable] a substance such as oil, gas, coal, or wood that produces heat or power when it is burned. Coal and wood are sometimes called solid fuel
    Drivers are being encouraged to save fuel.
    a shortage of food and fuel
    1. a.
      [uncountable] gas or diesel used in vehicles
      The stolen car was abandoned when it ran out of fuel.
      a car that runs on unleaded fuel
    2. b.
      [only before noun] used as fuel, or relating to fuel
      fuel oil
      fuel consumption
      fuel tank/pump/gauge
  2. 2
    [uncountable] mainly journalism something that someone can use to support their argument
    fuel to/for: The report’s conclusions give fuel to the criticism that the administration has abandoned the principles of the party.
    add fuel to something (=make people argue more): Reports from Manila only added fuel to the controversy.


a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

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a stupid person

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an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

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