Pronunciation: - ˌ bo ̇ r- ē - ' a-l ə s
Function: noun
Etymology: New Latin, literally, northern dawn
Date: 1717
: an aurora that occurs in earth's northern hemisphere ― called also northern lights
Pronunciation: - ˌ bo ̇ r- ē - ' a-l ə s
Function: noun
Etymology: New Latin, literally, northern dawn
Date: 1717
: an aurora that occurs in earth's northern hemisphere ― called also northern lights
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012