A"ër*o*stat (&?;), n. [F. aérostat, fr. Gr. &?; air + &?; placed. See Statics.]
1.
A balloon.
2.
A balloonist; an aëronaut.
© Webster 1913
A"ër*o*stat (?), n. (Aëronautics)
A passive balloon; a balloon without motive power.
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