English version

aurora borealis in Astronomy topic

From Longman Dictionary of Contemporary Englishaurora borealisau‧ro‧ra bo‧re‧a‧lis /əˌrɔːrə bɔːriˈeɪləs, ɔː- $ -ˈæl-/ noun [singular]  HAthe Northern Lights
Examples from the Corpus
aurora borealisThe sky was aflame with the aurora borealis, the eerily luminous northern lights.The aurora borealis was like that, too.