We found 9 dictionaries that define the word van allen belts:

General (6 matching dictionaries)

1. Van Allen belts: Merriam-Webster
2. Van Allen belts: Collins English Dictionary
3. Van Allen belts: Vocabulary.com
4. Van Allen belts: Wiktionary
5. Van Allen Belts, Van Allen belts: Wikipedia, the Free Encyclopedia
6. Van Allen Belts: TheFreeDictionary.com

Computing (1 matching dictionary)

7. Van Allen Belts: Encyclopedia

Science (2 matching dictionaries)

8. Van Allen Belts: Extragalactic Astronomy
9. VAN ALLEN BELTS: Zoom Astronomy Glossary

(Note: See van_allen_belt as well.)

Definitions from Wiktionary (Van Allen belt) ▸ noun:  (astrophysics) Synonym of Van Allen radiation belt ▸ Also see van_allen_belt Phrases: van allen radiation belts, more... ▸ Words similar to van allen belts ▸ Usage examples for van allen belts ▸ Idioms related to van allen belts ▸ Wikipedia articles (New!) ▸ Words that often appear near van allen belts ▸ Rhymes of van allen belts ▸ Invented words related to van allen belts