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English definition of “propellant”

propellant

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