We found 38 dictionaries that define the word explosion:

General (27 matching dictionaries)

1. explosion: Merriam-Webster
2. explosion: Oxford Learner's Dictionaries
3. explosion: American Heritage Dictionary of the English Language
4. explosion: Collins English Dictionary
5. explosion: Vocabulary.com
6. Explosion, explosion: Wordnik
7. explosion: Cambridge Advanced Learner's Dictionary
8. explosion: Wiktionary
9. explosion: Webster's New World College Dictionary, 4th Ed.
10. explosion: The Wordsmyth English Dictionary-Thesaurus
11. explosion: Infoplease Dictionary
12. explosion: Dictionary.com
13. explosion: Online Etymology Dictionary
14. explosion: Cambridge Essential American English Dictionary
15. Explosion (disambiguation), Explosion, Explosion, The Explosion: Wikipedia, the Free Encyclopedia
16. Explosion: Online Plain Text English Dictionary
17. explosion: Webster's Revised Unabridged, 1913 Edition
18. explosion: Rhymezone
19. Explosion (f), explosion, explosion (f), explosin: AllWords.com Multi-Lingual Dictionary
20. explosion: Webster's 1828 Dictionary
21. explosion: FreeDictionary.org
22. explosion: Mnemonic Dictionary
23. explosion: Wikimedia Commons US English Pronunciations
24. explosion: TheFreeDictionary.com
25. explosion: Longman Dictionary of Contemporary English

Business (1 matching dictionary)

26. explosion: Legal dictionary

Computing (1 matching dictionary)

27. explosion: Encyclopedia

Medicine (3 matching dictionaries)

28. explosion: Merriam-Webster Medical Dictionary
29. online medical dictionary (No longer online)
30. explosion: Medical dictionary

Miscellaneous (1 matching dictionary)

31. Brilliant Dream Dictionary (No longer online)

Science (1 matching dictionary)

32. Explosion: Eric Weisstein's World of Physics

Slang (1 matching dictionary)

33. the explosion: Urban Dictionary

Tech (3 matching dictionaries)

34. AUTOMOTIVE TERMS (No longer online)
35. Glossary of Common Hearth and Heating Terms (No longer online)
36. Explosives (No longer online)

(Note: See explosions as well.)

Definitions from Wiktionary ( ) ▸ noun:  A violent release of energy (sometimes mechanical, nuclear, or chemical); an act or instance of exploding. ▸ noun:  The sound of an explosion. ▸ noun:  A sudden, uncontrolled or rapid increase, expansion, or bursting out. Similar: detonation, burst, plosion, exploding, explosive, implosion, deflagration, blast, firedamp, eruption, more... Opposite: implosion, collapse, contraction, deflation, compression Types: deflagration, detonation, fission, fusion, thermonuclear, more... Phrases: population explosion, Nuclear explosion, atomic explosion, Cambrian explosion, Combinatorial explosion, more... Adjectives: nuclear, first, violent, tremendous, loud, atomic, sudden, terrific, second, huge, combinatorial Colors:     red,     orange,     yellow,     black,     white, more... ▸ Word origin ▸ Words similar to explosion ▸ Usage examples for explosion ▸ Idioms related to explosion ▸ Wikipedia articles (New!) ▸ Popular adjectives describing explosion ▸ Words that often appear near explosion ▸ Rhymes of explosion ▸ Invented words related to explosion