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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.

Energy deposited by the aurora heats specific regions of the atmosphere.

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

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

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

There are so many nervous-energy particles buzzing through the air, we might create our own aurora borealis.

From "Shine!" by J.J. and Chris Grabenstein




Vocabulary lists containing aurora


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