We found 40 dictionaries that define the word dynamo:

General (25 matching dictionaries)

1. dynamo: Merriam-Webster
2. dynamo: Oxford Learner's Dictionaries
3. dynamo: American Heritage Dictionary of the English Language
4. dynamo, dynamo-: Collins English Dictionary
5. dynamo: Vocabulary.com
6. Dynamo, dynamo: Wordnik
7. dynamo: Cambridge Advanced Learner's Dictionary
8. dynamo, dynamo-: Wiktionary
9. dynamo, dynamo-: Webster's New World College Dictionary, 4th Ed.
10. dynamo, dynamo (dynam-): The Wordsmyth English Dictionary-Thesaurus
11. dynamo: Infoplease Dictionary
12. dynamo, dynamo-: Dictionary.com
13. dynamo: Online Etymology Dictionary
14. dynamo: Cambridge Essential American English Dictionary
15. DYNAMO (programming language), Dynamo (Alton Towers), Dynamo (Avengers in Sci-Fi album), Dynamo (Fox Feature Syndicate), Dynamo (Soda Stereo album), Dynamo (Ukraine), Dynamo (comics), Dynamo (disambiguation), Dynamo (magician), Dynamo (play), Dynamo (sports society), Dynamo (storage system), Dynamo: Wikipedia, the Free Encyclopedia
16. Dynamo: Online Plain Text English Dictionary
17. dynamo: Webster's Revised Unabridged, 1913 Edition
18. dynamo: Rhymezone
19. Dynamo: AllWords.com Multi-Lingual Dictionary
20. dynamo: FreeDictionary.org
21. dynamo: Mnemonic Dictionary
22. dynamo, dynamo-: TheFreeDictionary.com
23. dynamo: Longman Dictionary of Contemporary English

Art (1 matching dictionary)

24. dynamo-: A Cross Reference of Latin and Greek Elements

Business (2 matching dictionaries)

25. Construction Term Glossary (No longer online)
26. dynamo: Legal dictionary

Computing (2 matching dictionaries)

27. DYNAMO: Free On-line Dictionary of Computing
28. dynamo: Encyclopedia

Medicine (2 matching dictionaries)

29. online medical dictionary (No longer online)
30. dynamo, dynamo-: Medical dictionary

Miscellaneous (1 matching dictionary)

31. DYNAMO: Acronym Finder

Science (2 matching dictionaries)

32. Dynamo: Eric Weisstein's World of Physics
33. Dynamo: Extragalactic Astronomy

Slang (1 matching dictionary)

34. Dynamo: Urban Dictionary

Sports (1 matching dictionary)

35. Dynamo: Bicycle Glossary

Tech (3 matching dictionaries)

36. AUTOMOTIVE TERMS (No longer online)
37. Glossary of Energy Terms (No longer online)
38. Rane Professional Audio Reference (No longer online)

(Note: See dynamos as well.)

Definitions from Wiktionary ( ) ▸ noun:  (electromagnetism) An electricity generator; a dynamo-electric machine. ▸ noun:  (astrophysics) The mechanism by which a celestial body, such as the Earth or a star, generates a magnetic field. ▸ noun:  (figuratively) An energetic person. Similar: dyno, dynamimeter, dynamitard, dynamiter, dunamis, diesel generator, dynamick, dynam, electric duster, diesel motor, more... Opposite: stagnant, static, lifeless, stationary, immobile Phrases: dynamo theory, human dynamo, operation dynamo, dynamo electric, disk dynamo, more... Adjectives: current, human, small, electric, pole, solar, little, direct, exciting, modern, continuous Colors:     electric blue,     neon green,     fiery red,     bright yellow,     cobalt blue, more... ▸ Word origin ▸ Words similar to dynamo ▸ Usage examples for dynamo ▸ Idioms related to dynamo ▸ Wikipedia articles (New!) ▸ Popular adjectives describing dynamo ▸ Words that often appear near dynamo ▸ Rhymes of dynamo ▸ Invented words related to dynamo