aurora
noun
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Definition of aurora
(Entry 1 of 2)
Aurora
geographical name
, ȯ-\
Definition of Aurora (Entry 2 of 2)
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Other Words from aurora
Noun
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adjective
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adjective
Synonyms & Antonyms for aurora
Synonyms: Noun
cockcrow, dawn, dawning, day, daybreak, daylight, light, morn, morning, sun, sunrise, sunup
Antonyms: Noun
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Examples of aurora in a Sentence
Noun
a gorgeous pink aurora aroused us out of our slumberRecent Examples on the Web: Noun
Because the phenomenon was occurring outside the usual geographic range for frequent auroras, citizen scientists played a particularly valuable role in understanding STEVE, MacDonald said. — Sarah Lewin, Space.com, "Meet 'Steve,' the Aurora-Like Mystery Scientists Are Beginning to Unravel," 14 Mar. 2018 Now, a new purplish aurora is joining the show, stretching from east to west at lower latitudes. — Katie Langin, Science | AAAS, "Top stories: Honoring Stephen Hawking, excavating eruptions, and solving an ancient skull mystery," 16 Mar. 2018 Scientists have determined that streaks of purple captured by amateur photographers are not auroras at all, but are rather an entirely new type of celestial phenomenon. — David Grossman, Popular Mechanics, "Meet STEVE: The Light Phenomenon That's Not Aurora Borealis," 22 Aug. 2018 But these auroras are not the only thing lighting up the night. — David Grossman, Popular Mechanics, "Meet STEVE: The Light Phenomenon That's Not Aurora Borealis," 22 Aug. 2018 Those on the aurora-borealis-or-bust trail will be spoiled for choice in Finland. — Cnt Editors, Condé Nast Traveler, "The 30 Most Romantic Adventures," 8 Feb. 2018 Such a storm can also amplify Earth's auroras, making them visible in lower latitudes than usual. — Samantha Mathewson, Space.com, "'Hole' in the Sun Spawns Powerful Solar Wind; Could Amp Up Auroras," 10 Apr. 2018 Those particles will be captured by the magnetosphere and make it to the ionosphere as artificial aurora. — Avery Thompson, Popular Mechanics, "A Group of Scientists Want to Launch a Satellite to Make an Artificial Aurora," 29 Oct. 2018 Earth's magnetic field channels these particles toward the planet's poles, which explains why the auroras are usually restricted to high latitudes. — Mike Wall, Space.com, "Hole in Sun's Atmosphere Amps Up Northern Lights," 11 Sep. 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'aurora.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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