sounding-rocket

sounding rocket

noun
a rocket equipped with instruments for making meteorological observations in the upper atmosphere.

Origin:
1940–45

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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WordNet
sounding rocket

noun
a research rocket used to obtain information about the atmosphere at various altitudes 
WordNet® 3.0, © 2006 by Princeton University.
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