/drop"sond'/ , n. Meteorol.
an instrument similar to a radiosonde that is attached to a parachute and released from an aircraft.
[ 1945-50; DROP + (RADIO)SONDE ]
/drop"sond'/ , n. Meteorol.
an instrument similar to a radiosonde that is attached to a parachute and released from an aircraft.
[ 1945-50; DROP + (RADIO)SONDE ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012