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Definitions

Aurora Borealis

[bawr-ee-al-is, -ey-lis, bohr-] / ˌbɔr iˈæl ɪs, -ˈeɪ lɪs, ˌboʊr- /
NOUN
colored lights in northern skies
Synonyms
Antonyms
WEAK
Aurora Australis Southern lights


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Aurora Borealis, as the green lights dancing across the sky are known formally, are caused by charged sun particles interacting with the Earth’s magnetic field, which is most intense at the poles.

From The Wall Street Journal • Dec. 27, 2025

If you are not lucky enough to catch the Aurora Borealis this time, keep an eye out for further alerts here at BBC Weather.

From BBC • Nov. 11, 2025

The Aurora Borealis sighting in March created similar heavy traffic, according to park officials.

From Los Angeles Times • Aug. 1, 2024

Plasma can be observed in the natural world in the northern lights, or Aurora Borealis, and the Sun's corona during the recent solar eclipse.

From Science Daily • Apr. 17, 2024

He was talking about the big rusty shipwreck lit up by the green light of the Aurora Borealis.

From "Two Degrees" by Alan Gratz




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