aeroengine

noun

aero·​en·​gine ¦er-ō-¦en-jən 

variants or aero engine

plural aeroengines or aero engines

: 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

Note: Aeroengines will sometimes be used for other types of vehicles, such as boats, if a builder sees a need for unusual performance specifications.

Word History

Etymology

aero- + engine entry 1

First Known Use

1907, in the meaning defined above

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