aerospace plane


: an airplane designed to be able to reach low earth orbit

Word History

First Known Use

1960, in the meaning defined above

Time Traveler
The first known use of aerospace plane was in 1960

Dictionary Entries Near aerospace plane

Cite this Entry

“Aerospace plane.” Dictionary, Merriam-Webster, Accessed 21 May. 2024.

More from Merriam-Webster on aerospace plane

Love words? Need even more definitions?

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