Definition of aerostat in English:

aerostat

Syllabification: aer·o·stat
Pronunciation: /ˈe(ə)rəˌstat
 
/

noun

  • An airship or hot-air balloon, especially one that is tethered.
    More example sentences
    • They might be balloons, airships, planes, or tethered aerostats.
    • By the way, an aerostat is a tethered balloon - they may be blimp-shaped so they're stable in the wind, though.
    • He continues his work in solar and minimal powered aircraft and aerostats.

Origin

late 18th century: from French aérostat, from Greek aēr 'air' + statos 'standing'.

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