We found 24 dictionaries that define the word nucleon:

General (16 matching dictionaries)

1. nucleon: Merriam-Webster
2. nucleon: Oxford Learner's Dictionaries
3. nucleon: American Heritage Dictionary of the English Language
4. nucleon: Collins English Dictionary
5. nucleon: Vocabulary.com
6. nucleon: Wordnik
7. nucleon: Wiktionary
8. nucleon: Webster's New World College Dictionary, 4th Ed.
9. nucleon: The Wordsmyth English Dictionary-Thesaurus
10. nucleon: Infoplease Dictionary
11. nucleon: Dictionary.com
12. Nucleon: Wikipedia, the Free Encyclopedia
13. nucleon: Rhymezone
14. nucleon: FreeDictionary.org
15. nucleon: Mnemonic Dictionary
16. nucleon: TheFreeDictionary.com

Computing (1 matching dictionary)

17. nucleon: Encyclopedia

Medicine (4 matching dictionaries)

18. nucleon: Merriam-Webster Medical Dictionary
19. Dorland's Illustrated Medical Dictionary (No longer online)
20. online medical dictionary (No longer online)
21. nucleon: Medical dictionary

Science (3 matching dictionaries)

22. Nucleon: Eric Weisstein's World of Physics
23. Nucleon: Extragalactic Astronomy
24. Nucleon: NRC Glossary of Nuclear Terms --

(Note: See nucleonic as well.)

Definitions from Wiktionary (nucleon) ▸ noun:  A proton (uud) or a neutron (udd). Similar: proton, atomic nucleus, deuteron, neutron, deutron, protron, dineutron, antinucleon, antineutron, protonium, more... Opposite: antinucleon, positron, antiparticle Types: proton, neutron, more... Phrases: nucleon number, nucleon numbers, Ford Nucleon, more... Adjectives: single, odd, free, unpaired, last, bound, individual, two, second, incoming, initial Colors:     azure,     indigo,     cerulean,     sapphire,     teal, more... ▸ Words similar to nucleon ▸ Usage examples for nucleon ▸ Idioms related to nucleon ▸ Wikipedia articles (New!) ▸ Popular adjectives describing nucleon ▸ Words that often appear near nucleon ▸ Rhymes of nucleon ▸ Invented words related to nucleon