propellent

pro·pel·lant also pro·pel·lent  (pr-plnt)

n.

1. Something, such as an explosive charge or a rocket fuel, that propels or provides thrust.

2. A compressed inert gas, such as a fluorocarbon, that acts as a vehicle for discharging the contents of an aerosol container.

adj.

Serving to propel; propelling.

Thesaurus

Noun	1.	propellent - any substance that propels propellant substance - a particular kind or species of matter with uniform properties; "shigella is one of the most toxic substances known to man" rocket fuel, rocket propellant, rocket propellent - an explosive charge that propels a rocket compressed gas - gas at a high pressure that can be used as a propellant
Adj.	1.	propellent - tending to or capable of propelling; "propellant fuel for submarines"; "the faster a jet plane goes the greater its propulsive efficiency"; "universities...the seats of propulsive thought" propellant, propelling, propulsive dynamic, dynamical - characterized by action or forcefulness or force of personality; "a dynamic market"; "a dynamic speaker"; "the dynamic president of the firm"