English dictionary



Hint: Asterisk (*) is a wildcard. Asterisk substitutes zero or more characters.

English noun: ion engine

1. ion engine (artifact) 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


Broader (hypernym)reaction engine, reaction-propulsion engine









Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk