Definition of aeroengine
: an engine designed to power an aircraft The company plans to build an aeroengine facility in the county, intending to invest $100 million to establish an assembly and test facility for its civil aerospace operations. — Richmond (Virginia) Times Dispatch, 19 Dec. 2008 ◆Aeroengines will sometimes be used for other types of vehicles, such as boats, if a builder sees a need for unusual performance specifications.
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