9 Grammatical Pitfalls

sounding balloon

noun, Meteorology
a balloon carrying instruments aloft to make atmospheric measurements, especially a radiosonde balloon.
Also called weather balloon.
Origin of sounding balloon
1900-05 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for sounding balloon
  • It is a rare occasion when a rawinsonde station has the opportunity to release a sounding balloon in the eye of a hurricane.

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