Synonyms: propellant, propellent, propelling, propulsive
Definition: tending to or capable of propelling
Usage: propellant fuel for submarines; the faster a jet plane goes the greater its propulsive efficiency; universities...the seats of propulsive thought
Similar words: dynamic, dynamical
Definition: characterized by action or forcefulness or force of personality
Usage: a dynamic market; a dynamic speaker; the dynamic president of the firm