aero·​en·​gine | \ ¦er-ō-¦en-jən How to pronounce aeroengine (audio) \
variants: or aero engine
plural aeroengines or aero engines

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

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

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of aeroengine

1907, in the meaning defined above

History and Etymology for aeroengine

aero- + engine entry 1

Keep scrolling for more

Learn More about aeroengine

Time Traveler for aeroengine

Time Traveler

The first known use of aeroengine was in 1907

See more words from the same year

Statistics for aeroengine

Cite this Entry

“Aeroengine.” Dictionary, Merriam-Webster, Accessed 18 Apr. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Comments on aeroengine

What made you want to look up aeroengine? Please tell us where you read or heard it (including the quote, if possible).


Test Your Vocabulary

The Exceptions Quiz III

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
Spell It

Can you spell these 10 commonly misspelled words?


Anagram puzzles meet word search.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!