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sonde

[sond]
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noun Rocketry.
  1. a rocket, balloon, or rockoon used as a probe for observing phenomena in the atmosphere.
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Origin of sonde

1920–25; < French: plumb line; see sound3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sonde

Historical Examples

  • Mayde to the he send his sonde And wilneth for to beo the cuth.

    Mysticism in English Literature

    Caroline F. E. Spurgeon


British Dictionary definitions for sonde

sonde

noun
  1. a rocket, balloon, or probe used for observing in the upper atmosphere
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Word Origin

C20: from French: plummet, plumb line; see sound ³
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012