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rockoon

UK/ɹɒˈkuːn/US/ɹɑˈkun/

noun

A rocket, powered by solid fuel, that is not lit while on the ground but first carried into the upper atmosphere by a gas-filled balloon, then separated from the balloon and automatically ignited to allow it to achieve a higher altitude.

Scrabble 13

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Meanings

nounrockoon (plural rockoons)

plural rockoons

aeronauticsA rocket, powered by solid fuel, that is not lit while on the ground but first carried into the upper atmosphere by a gas-filled balloon, then separated from the balloon and automatically ignited to allow it to achieve a higher altitude.

Origin

Blend of rocket + balloon.

Full word history & related roots →

Rhymes & wordplay

Rhymes with rockoon

june soon moon cartoon afternoon tune noon tribune immune balloon Cameroon spoon saloon lagoon toon tycoon dune nun typhoon boon monsoon platoon cocoon rune

Cite this entry

APA

rockoon. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/rockoon

MLA

“rockoon.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rockoon. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “rockoon,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/rockoon.

Source: rockoon on Wiktionary, CC BY-SA 4.0.