compound balloon
nounEtymology From compound + balloon.
1
Comics, Literature, Media, Publishing A type of speech bubble that splits dialogue into smaller pieces.
2
Aeronautics, Aerospace, Business, Engineering, Natural sciences, Physical sciences A variation of the hot-air balloon that is lifted by two separate balloons of different types, usually suspended one over the other.
- For the purpose of avoiding the difficulty which attended Blanchard's balloon in keeping her up, the constructed a compound balloon. This was arranged by suspending a fire balloon underneath the hydrogen balloon.1850, John Wise, A System of Aeronautics, page 55:
- I may remark that this had been previously done, for Pilatrede Rozier had lost his life and that of two of his companions in attempting to cross the channel in a compound balloon with the Charliere above and the Montgolfiere below.1895, Transactions of the Liverpool Engineering Society, page 16: