balloonist

[ buh-loo-nist ]
/ bəˈlu nɪst /
|

noun

a person who ascends in a balloon, especially as a sport or hobby.

Origin of balloonist

First recorded in 1775–85; balloon + -ist
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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