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| au·ro·ra [ aw ráwrə, ə ráwrə ] (plural au·ro·ras or au·ro·rae [ àw ráw ree ]) |
noun |
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1. northern or southern lights: a phenomenon occurring in the night sky around the polar regions, caused by atmospheric gases interacting with solar particles to create streamers, folds, or arches of colored light
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2. dawn: the dawn, usually personified
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literary
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| [15th century. < Latin, "dawn"] |
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 au·ro·ral adjective |
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