X-RAY ASTRONOMY


Meaning of X-RAY ASTRONOMY in English

— x-ray astronomer .

the branch of astronomy that studies celestial objects by means of the x-rays emitted by them. Cf. x-ray (def. 1b).

[ 1960-65 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .