An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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balloon astronomy
  اخترشناسی با بالون، بالون-اخترشناسی  
axtaršenâsi bâ bâlon, bâlon-axtaršenâsi
Fr.: astronomie en ballon  

A branch of modern astronomy in which balloons are used to carry telescopes and instruments to high altitudes (up to 50 km) for observation.

Etymology (EN): Balloon, from Fr. ballon, from It. dialectal ballone, augmentative of balla, ball, from P.Gmc. *ball-, from PIE *bhel- “to blow, swell”. → astronomy.

Etymology (PE): Axtaršenâsi, → astronomy; bâlon, from Fr. ballon.