Where does “radiosonde” come from?

radiosonde (Italian) comes from Italian radiosonda, from Italian sonda, from French sonde, from Middle French sonde, from Old French sonde, from Old English sund, from Old Norse sund, from Proto-Germanic sundą — to bend, turn, swing; to be unsteady, move, swim.

radiosonde (Italian): plural of radiosonda

Definitions

  1. plural of radiosonda

Ancestry of “radiosonde”, step by step

StepLanguageWordMeaning
1Italianradiosondaradiosonde
2Italiansondasonde, probe; drill; third-person singular...
3Frenchsondeprobe; sound; Any of various devices for testing...
4Middle Frenchsondesounding line
5Old Frenchsondesounding line
6Old Englishsundswimming; sea, water
7Old Norsesundswimming; strait, sound; swimming, sound
8Proto-Germanicsundąswimming; sound, strait
9Proto-Germanicswimmanąto be unsteady; to swim; float
10Proto-Indo-Europeanswem(bʰ)-to bend, turn, swing; to be unsteady, move, swim
Every word from Proto-Indo-European swem(bʰ)-
radiosonde — Etymology, Origin & Word History | Etymology Explorer