au ‧ ro ‧ ra bo ‧ re ‧ a ‧ lis /əˌrɔːrə bɔːriˈeɪləs, ɔː- $ -ˈæl-/ BrE AmE noun [singular]
[ Date: 1700-1800 ; Language: Modern Latin ; Origin: 'northern dawn' ]
the ↑ Northern Lights
au ‧ ro ‧ ra bo ‧ re ‧ a ‧ lis /əˌrɔːrə bɔːriˈeɪləs, ɔː- $ -ˈæl-/ BrE AmE noun [singular]
[ Date: 1700-1800 ; Language: Modern Latin ; Origin: 'northern dawn' ]
the ↑ Northern Lights
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012