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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

Instead, electrical signals linked to the planet's aurora were being affected by winds in Saturn's upper atmosphere.

From Science Daily • May 29, 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

With the right music Dad’s mood could escape his black hole and shine bright again like the aurora borealis.

From "Sir Fig Newton and the Science of Persistence" by Sonja Thomas




Vocabulary lists containing aurora


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