Propellant Definition

prə-pĕlənt
propellants
noun
propellants
Something, such as an explosive charge or a rocket fuel, that propels or provides thrust.
American Heritage
A person or thing that propels.
Webster's New World
A compressed inert gas, such as a fluorocarbon, that acts as a vehicle for discharging the contents of an aerosol container.
American Heritage

Anything that propels.

Wiktionary

Fuel, oxidizer, reaction mass or mixture for one or more engines (especially internal combustion engines or jet engines) that is carried within a vehicle prior to use.

Wiktionary
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adjective
Serving to propel; propelling.
American Heritage

Alternative spelling of propellent.

Wiktionary
Synonyms:

Other Word Forms of Propellant

Noun

Singular:
propellant
Plural:
propellants

Origin of Propellant

  • propel +"Ž -ant

    From Wiktionary

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