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ionosonde

[ ahy-on-uh-sond ]
/ aɪˈɒn əˌsɒnd /
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noun
a pulsed radar device used to measure the height of ionospheric layers.
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Origin of ionosonde

First recorded in 1950–55; iono- + sonde
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
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