Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “the aurora borealis”

the aurora borealis

noun [S] uk   /əˌrɔː.rə.bɒr.iˈeɪ.lɪs/ us    /-ˌrɔːr.ə.bɔːr.iˈæl.ɪs/ (also the Northern Lights)
a pattern of differently coloured lights that are sometimes seen in the night sky in the most northern parts of the world
(Definition of the aurora borealis from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of the aurora borealis?
Add Cambridge dictionaries to your browser to your website

Translations of “the aurora borealis”

Word of the Day

shadow

an area of darkness, caused by light being blocked by something

Word of the Day

Highly delighted, bitterly disappointed, ridiculously cheap: adverbs for emphasis.

by Liz Walter,
October 22, 2014
We often make adjectives stronger by putting an adverb in front of them. The most common ones are very and, for a stronger meaning, extremely: He was very pleased. The ship is extremely large. However, we don’t use very or extremely for adjectives that already have a strong meaning, for example fantastic,

Read More 

life tracking noun

October 20, 2014
the use of one or more devices or apps to monitor health, exercise, how time is spent, etc.

Read More