sonde
noun
ˈsänd 
: any of various devices for testing physical conditions (as at high altitudes, below the earth's surface, or inside the body)
Example Sentences
Recent Examples on the Web In addition to the jet — which is also equipped with Doppler radar to study wind — the program is launching other sondes, from a ship and a small atoll near the Equator. 
Henry Fountain, New York Times, 1 Feb. 2016 A brief whooshing noise was the only indication that a sonde had been released. Henry Fountain, New York Times, 1 Feb. 2016
Henry Fountain, New York Times, 1 Feb. 2016 A brief whooshing noise was the only indication that a sonde had been released. Henry Fountain, New York Times, 1 Feb. 2016 Word History
Etymology
French, literally, sounding line — more at sound entry 6
First Known Use
1940, in the meaning defined above
- fiddle drill
- fiddle flower
- fiddle waist
- fiddle with
- fiddle-faddle
- fiddle-footed
- fiddle-leaf fig
- fiddle-neck
- fiddleback
- fiddleback chair
- fiddlebacks
- fiddled
- fiddled (around)
- fiddled (with)
- fiddled about
- fiddled around
- fiddled away
- fiddled with
- fiddledeedee
- fiddlehead
- fiddleheaded
- fiddleheads
- fiddlenecks
- fiddler
- fiddler beetle