One of 66 counties in South Dakota, United States. County seat: Plankinton.

A structure that is embedded in a uniformly bright aurora, where its optical emission is significantly reduced, presenting as either patches or arcs that mainly drift eastwards.

plural of black aurora Alternative form of black auroras

plural of black aurora Alternative form of black aurorae

A group of three phantom islands first reported in 1762 by the Spanish merchant ship Aurora while sailing from Lima to Cádiz.

(cooking) A kind of creamy tomato sauce.

A village in the town of Aurora, Erie County, New York, United States.

plural of aurora bluetail

A species of very small coenagrionid damselfly, Ischnura aurora, distributed from India east to the central Pacific, including Australia.

Pertaining to the dawn; dawning, eastern, like a new beginning. / Rosy in colour. / Pertaining to the aurora borealis or aurora australis.