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Definitions

aurora

[uh-rawr-uh, uh-rohr-uh] / əˈrɔr ə, əˈroʊr ə /
NOUN
atmopheric phenomenon
Synonyms


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.

The study shows that the planet's aurora drives a powerful cycle involving heat, winds, and electrical currents that can make Saturn appear to spin at different speeds depending on how it is measured.

From Science Daily • May 29, 2026

Those currents help power the aurora itself, which continues heating the atmosphere and sustaining the entire cycle.

From Science Daily • May 29, 2026

The most common aurora colour, and the one most people picture when they think of the Northern Lights.

From BBC • Mar. 24, 2026

Eruptions from the Sun's surface sending energy towards Earth are now starting to decline, meaning fewer potential sightings of the aurora borealis.

From BBC • Mar. 24, 2026

As the aurora australis flickered overhead, Wild came in a dog’s whisker ahead of Hurley, with a time of two minutes and nine seconds.

From "Shipwreck at the Bottom of the World" by Jennifer Armstrong




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