propellant
1 synonym for propellant, grouped by meaning and by how common each one is.
Noun — A substance burned or released to generate the force that drives something forward, such as fuel in a rocket engine or gas in an aerosol can.
Synonyms
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
How to use propellant
The word patterns that sound natural to a native speaker.
Etymology
From propel + the suffix -ant, which turns a verb into "the thing that does the action" — so a propellant is literally "that which propels."
Full origin of propellant →