rockoon
/rɒˈkuːn/Meteorology. Now chiefly historical
noun
An exploratory rocket carried by balloon to the upper atmosphere where it is fired, so as to achieve a greater height than a ground-launched rocket.
Origin
1950s; earliest use found in Science News. From rock- + -oon.
- multispecialist
- multi-speciality
- multi-specialty
- multispecies
- multispectral
- multispectral scanner
- multispicular
- multi-spindle
- multispiral
- multi-spired
- multisport
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- multistability
- multistable
- multistage
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- multi-starrer
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- multi-station
- multi-stemmed
- multistep
- multistorey