pilot balloon en · NOUN
Meanings
- A small unmanned balloon whose ascent is followed by a theodolite to obtain data for the computation of the speed and direction of winds in the upper air.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| pilot balloons | Number=Plur | lexicographic |
Synonyms
Translations (1)
de Pilotballon (balloon to obtain data for winds)