radio astronomyEnglishOxford New American Dictionaryradio astronomy /ˈrādēˌō əˈstränəmē, ˈreɪdiˌoʊ əˈstrɑnəmi / ▸ noun the branch of astronomy concerned with radio emissions from celestial objects.
EnglishOxford New American DictionaryEnglishOxford New American Dictionary
EnglishOxford New American Dictionary