Fuel (noun) Definition, Meaning & Examples

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noun
  1. combustible matter used to maintain fire, as coal, wood, oil, or gas, in order to create heat or power.
  2. something that gives nourishment; food.
  3. an energy source for engines, power plants, or reactors: Kerosene is used as jet engine fuel.
  4. something that sustains or encourages; stimulant: Our discussion provided him with fuel for debate.
verb (used with object), fu·eled, fu·el·ing or (especially British) fu·elled, fu·el·ling.
  1. to supply with fuel.
verb (used without object), fu·eled, fu·el·ing or (especially British) fu·elled, fu·el·ling.
  1. to obtain or replenish fuel.
noun
  1. any substance burned as a source of heat or power, such as coal or petrol
    • the material, containing a fissile substance, such as uranium-235, that produces energy in a nuclear reactor
    • a substance that releases energy in a fusion reactor
  3. something that nourishes or builds up emotion, action, etc
verb fuels, fuelling or fuelled or US fuels, fueling or fueled
  1. to supply with or receive fuel
    Fuel (noun) Definition, Meaning & Examples

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