Meteorol.
a balloon carrying instruments aloft to make atmospheric measurements, esp. a radiosonde balloon. Also called weather balloon .
[ 1900-05 ]
Meteorol.
a balloon carrying instruments aloft to make atmospheric measurements, esp. a radiosonde balloon. Also called weather balloon .
[ 1900-05 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012