Definition of weather balloon in English:

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weather balloon

Pronunciation: /ˈweT͟Hər bəˈlo͞on/


A balloon equipped with meteorological apparatus that is sent into the atmosphere to provide information about the weather.
Example sentences
  • The launch team had noted what NASA describes as ‘marginal’ wind conditions during the countdown, and wanted to double-check the data against information from a final weather balloon.
  • On arriving there Peter and Chris got out of the vans and sent up a weather balloon to watch the wind direction.
  • The Port Elizabeth weather office said there wasn't a weather balloon in that area and no calls reporting UFOs had been received.
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