rockoon

English

Etymology

Blend of rocket +‎ balloon

Pronunciation

Noun

rockoon (plural rockoons)

  1. (aviation, astronautics) 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.

Coordinate terms

  • rockaire (aeroplane-launched high-altitude rocket)
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