the branch of astronomy that utilizes extraterrestrial radiation in radio wavelengths rather than visible light for the study of the universe.
[ 1945-50 ]
the branch of astronomy that utilizes extraterrestrial radiation in radio wavelengths rather than visible light for the study of the universe.
[ 1945-50 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012