We found 48 dictionaries that define the word Toxin:

General (24 matching dictionaries)

1. toxin: Longman Dictionary of Contemporary English
2. toxin: Merriam-Webster
3. toxin: Oxford Learner's Dictionaries
4. toxin: American Heritage Dictionary of the English Language
5. toxin: Collins English Dictionary
6. toxin: Vocabulary.com
7. Toxin, toxin: Wordnik
8. toxin: Cambridge Advanced Learner's Dictionary
9. toxin: Wiktionary
10. toxin: Webster's New World College Dictionary, 4th Ed.
11. toxin: The Wordsmyth English Dictionary-Thesaurus
12. toxin: Infoplease Dictionary
13. toxin: Dictionary.com
14. toxin: Online Etymology Dictionary
15. toxin: Cambridge Essential American English Dictionary
16. Toxin (comics), Toxin (disambiguation), Toxin (novel), Toxin: Wikipedia, the Free Encyclopedia
17. Toxin: Online Plain Text English Dictionary
18. toxin: Rhymezone
19. Toxin: AllWords.com Multi-Lingual Dictionary
20. toxin: FreeDictionary.org
21. toxin: Mnemonic Dictionary
22. toxin: TheFreeDictionary.com

Art (1 matching dictionary)

23. -toxin, toxin-: A Cross Reference of Latin and Greek Elements

Business (3 matching dictionaries)

24. THE 'LECTRIC LAW LIBRARY'S REFERENCE ROOM (No longer online)
25. toxin: Legal dictionary
26. BusinessDictionary.com (No longer online)

Computing (1 matching dictionary)

27. toxin: Encyclopedia

Medicine (14 matching dictionaries)

28. toxin: Merriam-Webster Medical Dictionary
29. Dorland's Illustrated Medical Dictionary (No longer online)
30. Toxin: MedTerms.com Medical Dictionary
31. online medical dictionary (No longer online)
32. Probert Encyclopaedia of Medicine (No longer online)
33. GASTROLAB Digestive Dictionary (No longer online)
34. Hepatitis C Information Central (No longer online)
35. toxin: Dictionary of Cancer Terms
36. toxin: Parents' Common Sense Encyclopedia
37. Glossary of HIV/AIDS Related Terms (No longer online)
38. -toxin, toxin: Medical dictionary
39. WeMove Glossary of Terms (No longer online)
40. Toxin: Drug Medical Dictionary
41. Hyperdictionary (No longer online)

Miscellaneous (1 matching dictionary)

42. Glossary of Terrorism Terms (No longer online)

Science (1 matching dictionary)

43. Botanical Terms (No longer online)

Slang (1 matching dictionary)

44. Toxin: Urban Dictionary

Tech (2 matching dictionaries)

45. DOD Dictionary of Military Terms (No longer online)
46. Lake and Water Word Glossary (No longer online)

(Note: See toxins as well.)

Definitions from Wiktionary (toxin) ▸ noun:  (strictly) A toxic substance, specifically a poison produced by the biological processes of organisms. ▸ noun:  (loosely, usually proscribed) Synonym of toxicant: a toxic substance in a body requiring removal. Similar: toxine, toxinome, biotoxin, phytotoxin, toxicogenesis, autotoxin, toxisome, enterotoxin, exotoxin, ectotoxin, more... Opposite: antitoxin, detoxifier, antidote Types: botulinum toxin, ricin, tetrodotoxin, sarin, venom, more... Phrases: botulinum toxin, Cholera toxin, Diphtheria toxin, tetanus toxin, Pertussis toxin, more... Adjectives: anti, bacterial, specific, potent, soluble, diphtheria, tetanus, lethal, staphylococcal, powerful, labile Colors:     neon green,     lime green,     acid green,     chartreuse,     poison green, more... ▸ Word origin ▸ Words similar to Toxin ▸ Usage examples for Toxin ▸ Idioms related to Toxin ▸ Wikipedia articles (New!) ▸ Popular adjectives describing Toxin ▸ Words that often appear near Toxin ▸ Rhymes of Toxin ▸ Invented words related to Toxin