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Aerostat

usgb/ˈerəstæt/Volume
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Specific Context

Used mostly in technical discussions about types of aircraft that stay aloft.

Illustration for Specific Context
The company designed a new aerostat for aerial surveillance.
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Not Always Dirigible

An aerostat can be untethered like a balloon or tethered like a blimp.

Illustration for Not Always Dirigible
Observation aerostats are tethered to monitor areas for long durations.
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Heavier-than-Air vs. Lighter-than-Air

Confused with airplanes, but aerostats are lighter-than-air vehicles.

Illustration for Heavier-than-Air vs. Lighter-than-Air
Unlike airplanes, aerostats don't rely on aerodynamic lift.
Visual representation of the word "Aerostat"

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