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

From BBC • Mar. 24, 2026

"If we can put the in situ measurements together with the ground-based imagery, then we can learn to read the aurora," Lynch said.

From Science Daily • Feb. 17, 2026

After igniting the aurora, electrons spread out in many directions.

From Science Daily • Feb. 17, 2026

The two rockets launched side by side into the same aurora, each traveling along a slightly different path.

From Science Daily • Feb. 17, 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




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