Radiosonde meaning

rādē-ō-sŏnd
An instrument carried aloft, chiefly by balloon, to gather and transmit meteorological data.
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A compact package of meteorological instruments and a radio transmitter, carried aloft as by a small balloon to measure and transmit to ground observers temperature, pressure, and humidity data from the upper atmosphere.
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An instrument that is carried into the atmosphere by a balloon, makes measurements of temperature, air pressure, humidity, and wind speed and direction, and transmits the measurements back to the ground. A radiosonde is typically sent to altitudes of approximately 30 km (18.6 mi). There are approximately 70 radiosonde stations across the continental United States. Each station launches two radiosondes daily.
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A miniature radio carried aloft by an unmanned balloon to automatically transmit measurements of the upper air such as the wind speed, pressure, temperature, and relative humidity to a receiving station on the ground.
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Origin of radiosonde

  • German Radiosonde radio- radio- Sonde probe, plumb bob (from French sonde sonde)

    From American Heritage Dictionary of the English Language, 5th Edition