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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

This colour is associated with fast, active nights of aurora activity.

From BBC • Mar. 24, 2026

Red aurora tends to appear during particularly powerful geomagnetic storms, when the solar wind is strong enough to push particles to extreme heights.

From BBC • Mar. 24, 2026

Miyax stepped into the light of the aurora.

From "Julie of the Wolves" by Jean Craighead George




Vocabulary lists containing aurora


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