Aurora

Pronunciation

• Rhymes: -ɔːɹə

Origin

From Latin aurora ("dawn").

Full definition of aurora

Noun

1. An atmospheric phenomenon created by charged particles from the sun striking the upper atmosphere, creating coloured lights in the sky. It is usually named australis or borealis based on whether it is in the southern or northern hemispheres respectively.

Synonyms

• polar light

Derived terms

• aurora australis
• aurora borealis
• auroral
• aurorean