Answer: sonde

AnswerCrossword Clue
SONDERocketry probe
sondea device for observing atmospheric phenomena
sonderocket, balloon, or rockoon used as a probe for observing phenomena in the atmosphere
sondeany of various devices for testing physical conditions (as at high altitudes, below the earth's surface, or inside the body)
SONDEResearch balloon
SONDEAtmospheric balloon probe
SONDEWeather balloon
SONDEBalloon-carried probe
SONDEMeteorological probe
SONDEHigh-altitude probe
SONDEBalloon probe
SONDERocket used as a probe
SONDEBalloon used in atmospheric probes
SONDEMeteorological device
SONDEMeteorologist's device
SONDEWeatherman's device
SONDEWeather device
SONDEDevice, in meteorology.
SONDEMeteorological testing device.
SONDEObservation balloon
SONDEAtmospheric probe