ion propulsion
or ionic propulsion
noun
Rocketry.
a projected type of propulsion for vehicles in outer space, the exhaust consisting of positive ions and negative electrons repelled from the vehicle by electrostatic forces, resulting in a very high exhaust velocity.
Words nearby ion propulsion
ion engine,
ion exchange,
ion exchanger,
ion generator,
ion implantation,
ion propulsion,
ion rocket,
ion trap,
ion-exchange resin,
ion.,
iona