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English definition of “propellant”

propellant

noun [C or U]     /prəˈpel.ənt/
an explosive substance or fuel that causes something to move forwards FuelsPetroleum products especially when used as fuel a gas that is used in aerosols to force the liquid out in very small drops Types of chemicalSpecific chemicals, chemical compounds and gasesSubstances and structures in the body
(Definition of propellant noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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