NOUN | artifact | ion engine | a type of reaction-propulsion engine to propel rockets in space |
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Meaning | A type of reaction-propulsion engine to propel rockets in space; a stream of positive ions is accelerated to a high velocity by an electric field. | |
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Broader | reaction-propulsion engine, reaction engine | A jet or rocket engine based on a form of aerodynamic propulsion in which the vehicle emits a high-speed stream |
Spanish | motor de iones |
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