sonde
/sɑːnd/
noun
- A device or probe used to explore, measure, or sample conditions in a difficult-to-reach place, such as the upper atmosphere, a body of water, or a patient's body.
- The weather balloon carried a sonde to measure temperature and humidity at high altitudes.
- The doctor used a small sonde to examine the patient's digestive tract.
- Scientists deployed a sonde into the ocean to collect data on deep-sea currents.
Synonyms