American Heritage® Dictionary of the English Language, Fourth Edition
- n. A device used for high-altitude sounding, composed of a small, solid-propellant rocket that is launched from a balloon.
- Blend of rocket and balloon (Wiktionary)
- rock(et)1 + (ball)oon. (American Heritage® Dictionary of the English Language, Fourth Edition)
“The first test of the Aeronautics and Cosmonautics Romanian Association's (ARCA) balloon-launched rocket (or "rockoon") ended in failure when the "inflation arms" used to fill the balloon became entangled in the balloon itself.”
These user-created lists contain the word ‘rockoon’.
how rock is used
Catch-all for things culled from Weird and Wonderful Words, More Weird and Wonderful Words, and Totally Weird and Wonderful Words, by Erin McKean, et al.
Originally this list was to contain multisyllabic words that end in "oon," but as you can see from the comments, all hell broke loose.
trips from El Nido
Words that have only one of the vowels. On this list I include only words with at least three vowels. When I first started the list, if a word had several forms, I generally listed only the one wit...
"Weird and Wonderful Words" by Erin McKean
Looking for tweets for rockoon.