Home › Words › R › resistojetresistojetresistojet · noun — A method of spacecraft propulsion (electric propulsion) that provides thrust by heating a (typically non-reactive) fluid.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom resist + -o- + jet.nounA method of spacecraft propulsion (electric propulsion) that provides thrust by heating a (typically non-reactive) fluid.A spacecraft that uses such method of propulsion.Definitions & examples from Wiktionary (CC BY-SA 3.0).