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Auriga
Aurignacian
auriscope
aurochs
Aurora (1)
Aurora (2)
aurora
aurora australis
aurora borealis
AUS
Aus.
Auschwitz
auscultation
auslander
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auspice
auspicious
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aurora borealis
au·ro·ra bo·re·al·is [ aw ràwrə bawree álliss ]


noun 
Definition:
 
colored lights in northern skies: the colored lights seen in the skies around the North Pole
[< modern Latin, "northern aurora"]
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