rockoon

[ rok-oon, ro-koon ]

noun

1. a rocket launched from a balloon at a high altitude.

rockoon

/ rɒˈkuːn /

noun

1. a rocket carrying scientific equipment for studying the upper atmosphere, fired from a balloon at high altitude

Word History and Origins

Origin of rockoon¹

1950–55; rock(et ¹ ) + (ball)oon

Word History and Origins

Origin of rockoon¹

C20: from rocket ¹+ balloon

Example Sentences

I also understand that a rockoon is a combination of a rocket and a balloon.

From Project Gutenberg