aurora

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au·ro·ra / əˈrôrə; ôˈrôrə/ • n. (pl. au·ro·ras or au·ro·rae / ôˈrôrē/ ) 1. a natural electrical phenomenon characterized by the appearance of streamers of reddish or greenish light in the sky, usually near the northern or southern magnetic pole. 2. [in sing.] poetic/lit. the dawn.DERIVATIVES: au·ro·ral adj.

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