We found 28 dictionaries that define the word northern lights:

General (19 matching dictionaries)

1. northern lights: Longman Dictionary of Contemporary English
2. northern lights, the Northern Lights, the northern lights: Merriam-Webster
3. Northern Lights: Oxford Learner's Dictionaries
4. northern lights: American Heritage Dictionary of the English Language
5. northern lights: Collins English Dictionary
6. northern lights: Vocabulary.com
7. northern lights: Wordnik
8. the Northern Lights, the Northern lights: Cambridge Advanced Learner's Dictionary
9. Northern Lights, northern lights: Wiktionary
10. northern lights: The Wordsmyth English Dictionary-Thesaurus
11. northern lights: Dictionary.com
12. Northern Lights (Canadian band), Northern Lights (Gareth Emery Album), Northern Lights (Gareth Emery album), Northern Lights (O'Brien novel), Northern Lights (Sissel album), Northern Lights (TV series), Northern Lights (bluegrass band), Northern Lights (cannabis), Northern Lights (disambiguation), Northern Lights (novel), Northern Lights (online game), Northern Lights (passenger train), Northern Lights (pipeline), Northern Lights (song), Northern Lights (train), Northern Lights, Northern lights, The Northern Lights (whiskey), The Northern Lights: Wikipedia, the Free Encyclopedia
13. northern lights: Rhymezone
14. Northern Lights: Dictionary of Phrase and Fable (1898)
15. northern lights: FreeDictionary.org
16. northern lights: Mnemonic Dictionary
17. northern lights: TheFreeDictionary.com

Computing (1 matching dictionary)

18. northern lights: Encyclopedia

Miscellaneous (1 matching dictionary)

19. Brilliant Dream Dictionary (No longer online)

Science (3 matching dictionaries)

20. Northern Lights: Botanical Name listing of Plants
21. Northern Lights: Eric Weisstein's World of Astronomy
22. NORTHERN LIGHTS: Zoom Astronomy Glossary

Slang (1 matching dictionary)

23. Northern lights: Street Terms: Drugs and the Drug Trade

Tech (3 matching dictionaries)

24. Glossary of Meteorology (No longer online)
25. National Weather Service Glossary (No longer online)
26. SeaTalk Dictionary of English Nautical Language (No longer online)

Definitions from Wiktionary (Northern Lights) ▸ noun:  The aurora of the northern hemisphere. ▸ noun:  Alternative letter-case form of northern lights [The aurora of the northern hemisphere.] Similar: aurora borealis, southern lights, Steve, black aurora, Northern Hemisphere, antipodes, Northern Cross, isochasm, northern solstice, north pole, more... Opposite: southern lights Phrases: the northern lights, Under Great White Northern Lights, Nelvana of the Northern Lights, Northern Lights College, more... Adjectives: canicular, neptunian, uranian, trojan, jovian, belter, scorpion, mercurian, ara, virgin, bear ▸ Words similar to northern lights ▸ Usage examples for northern lights ▸ Idioms related to northern lights ▸ Wikipedia articles (New!) ▸ Words that often appear near northern lights ▸ Rhymes of northern lights ▸ Invented words related to northern lights