ALL meanings of aurora borealis
auro·ra bo·re·al·is
A a - noun aurora borealis the aurora seen around the North Pole 4
- noun aurora borealis lights seen around the North Pole 3
- noun aurora borealis irregular, luminous phenomena, as streamers, visible at night in a zone surrounding the north magnetic pole and produced in the ionosphere when atomic particles strike and excite atoms; northern lights 3
- noun aurora borealis the aurora of the Northern Hemisphere. 1