We found 21 dictionaries that define the word tokamak:

General (15 matching dictionaries)

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

Computing (1 matching dictionary)

16. tokamak: Encyclopedia

Medicine (1 matching dictionary)

17. online medical dictionary (No longer online)

Miscellaneous (1 matching dictionary)

18. TOKAMAK: Acronym Finder

Science (2 matching dictionaries)

19. Tokamak: Eric Weisstein's World of Physics
20. Tokamak: Extragalactic Astronomy

Slang (1 matching dictionary)

21. tokamak: Urban Dictionary

(Note: See tokamaks as well.)

Definitions from Wiktionary (tokamak) ▸ noun:  (nuclear physics) A torus-shaped chamber used in nuclear fusion research in which a plasma is magnetically confined. Similar: tokomak, magnetic mirror, spheromak, stellarator, fluxtube, nuclear plasma, magnetoplasma, burning nuclear plasma, plasmoid, torsatron, more... Types: ASDEX Upgrade, DIII-D, JET, MAST, NSTX, PDX-U, ST40, TCV, more... Phrases: Tokamak Fusion Test Reactor, Spherical tokamak, Tokamak Energy, Experimental Advanced Superconducting Tokamak, Mega Ampere Spherical Tokamak, more... Adjectives: large, small, circular, spherical, conventional, standard, iiu, axisymmetric, cylindrical, typical, high ▸ Words similar to tokamak ▸ Usage examples for tokamak ▸ Idioms related to tokamak ▸ Wikipedia articles (New!) ▸ Popular adjectives describing tokamak ▸ Words that often appear near tokamak ▸ Rhymes of tokamak ▸ Invented words related to tokamak