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auriferous
auriform
Auriga
Aurignacian
auriscope
aurochs
Aurora (1)
Aurora (2)
aurora
aurora australis
aurora borealis
AUS
Aus.
Auschwitz
auscultation
auslander
Auslese
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aurora

au·ro·ra [ aw ráwrə, ə ráwrə ] (plural au·ro·ras or au·ro·rae [ àw ráw ree ])


noun 
Definition:
 
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

2. dawn: the dawn, usually personified ( literary )

[15th century. < Latin, "dawn"]

au·ro·ral adjective
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