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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.

A red aurora is rarer and harder to catch than green, but spectacular when it appears.

From BBC • Mar. 24, 2026

However, the Met Office Space Weather Prediction Centre suggests there is a low chance of a "glancing blow" of energy on Tuesday night where the aurora could reappear in northern Scotland.

From BBC • Mar. 24, 2026

"It's essentially like doing a CT scan of the plasma beneath the aurora," Lynch said.

From Science Daily • Feb. 17, 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

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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