We found 10 dictionaries that define the word solar flares:

General (6 matching dictionaries)

1. solar flares: Merriam-Webster
2. solar flares: Collins English Dictionary
3. solar flares: Vocabulary.com
4. solar flares: Wiktionary
5. Solar flares: Wikipedia, the Free Encyclopedia
6. Solar flares: TheFreeDictionary.com

Computing (1 matching dictionary)

7. Solar flares: Encyclopedia

Science (1 matching dictionary)

8. Imagine the Universe! Dictionary (No longer online)

Slang (1 matching dictionary)

9. solar flares: Urban Dictionary

Tech (1 matching dictionary)

10. High-Energy Astrophysics (No longer online)

(Note: See solar_flare as well.)

Definitions from Wiktionary (solar flare) ▸ noun:  (astronomy) A violent explosion in the Sun's atmosphere. ▸ Also see solar_flare ▸ Words similar to solar flares ▸ Usage examples for solar flares ▸ Idioms related to solar flares ▸ Wikipedia articles (New!) ▸ Words that often appear near solar flares ▸ Rhymes of solar flares ▸ Invented words related to solar flares