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We found 63 dictionaries with English definitions that include the word pneumonia:
Click on the first link on a line below to go directly to a page where "pneumonia" is defined.

General (34 matching dictionaries)

1. pneumonia: Merriam-Webster.com [home, info]
2. pneumonia: Oxford Dictionaries [home, info]
3. pneumonia: American Heritage Dictionary of the English Language [home, info]
4. pneumonia: Collins English Dictionary [home, info]
5. pneumonia: Vocabulary.com [home, info]
6. pneumonia: Macmillan Dictionary [home, info]
7. Pneumonia, pneumonia: Wordnik [home, info]
8. pneumonia: Cambridge Advanced Learner's Dictionary [home, info]
9. pneumonia: Wiktionary [home, info]
10. pneumonia: Webster's New World College Dictionary, 4th Ed. [home, info]
11. pneumonia: The Wordsmyth English Dictionary-Thesaurus [home, info]
12. pneumonia: Infoplease Dictionary [home, info]
13. pneumonia: Dictionary.com [home, info]
14. pneumonia: Online Etymology Dictionary [home, info]
15. pneumonia: UltraLingua English Dictionary [home, info]
16. pneumonia: Cambridge Dictionary of American English [home, info]
17. pneumonia: Cambridge International Dictionary of Idioms [home, info]
18. Pneumonia (album), Pneumonia (disambiguation), Pneumonia (non-human), Pneumonia: Wikipedia, the Free Encyclopedia [home, info]
19. Pneumonia: Online Plain Text English Dictionary [home, info]
20. pneumonia: Webster's Revised Unabridged, 1913 Edition [home, info]
21. pneumonia: Rhymezone [home, info]
22. Pneumonia: AllWords.com Multi-Lingual Dictionary [home, info]
23. pneumonia: Webster's 1828 Dictionary [home, info]
24. pneumonia: Hutchinson's Dictionary of Difficult Words [home, info]
25. Pneumonia: Encarta® Online Encyclopedia, North American Edition [home, info]
26. Pneumonia: 1911 edition of the Encyclopedia Britannica [home, info]
27. pneumonia: Free Dictionary [home, info]
28. pneumonia, pneumonia: Hutchinson Dictionaries [home, info]
29. pneumonia: Mnemonic Dictionary [home, info]
30. pneumonia: WordNet 1.7 Vocabulary Helper [home, info]
31. pneumonia: LookWAYup Translating Dictionary/Thesaurus [home, info]
32. pneumonia: Dictionary/thesaurus [home, info]

Art (1 matching dictionary)

33. Pneumonia: Health & Beauty Glossary [home, info]

Computing (1 matching dictionary)

34. pneumonia: Encyclopedia [home, info]

Medicine (20 matching dictionaries)

35. Pneumonia: MedTerms.com Medical Dictionary [home, info]
36. Pneumonia: Medical Dictionary [home, info]
37. pneumonia: Breast Cancer Talking Dictionary [home, info]
38. Pneumonia: Merck Manuals [home, info]
39. pneumonia: online medical dictionary [home, info]
40. Pneumonia, Pneumonia: Health and Wellness Dictionary [home, info]
41. PNEUMONIA: Probert Encyclopaedia of Medicine [home, info]
42. Pneumonia: Hepatitis C Information Central [home, info]
43. Pneumonia: Specific Diseases/Disorders [home, info]
44. Pneumonia: KidsHealth Glossary of Medical Words [home, info]
45. Pneumonia: MEDLINE plus Illustrated Medical Encyclopedia [home, info]
46. pneumonia: Dictionary of Cancer Terms [home, info]
47. Pneumonia: National Immunization Program Glossary [home, info]
48. pneumonia: Parents' Common Sense Encyclopedia [home, info]
49. pneumonia: Glossary of HIV/AIDS Related Terms [home, info]
50. Pneumonia: A-Z Family health glossary [home, info]
51. -pneumonia, pneumonia: Medical dictionary [home, info]
52. Pneumonia: University of Maryland Glossary of Medical Terms [home, info]
53. Pneumonia: Drug Medical Dictionary [home, info]
54. pneumonia: Hyperdictionary [home, info]

Miscellaneous (2 matching dictionaries)

55. pneumonia: Sociology [home, info]
56. pneumonia: Idioms [home, info]

Science (1 matching dictionary)

57. pneumonia: Agricultural Thesaurus and Glossary [home, info]

Slang (1 matching dictionary)

58. pneumonia: Urban Dictionary [home, info]

Tech (3 matching dictionaries)

59. Pneumonia: Dairy Glossary [home, info]
60. Pneumonia: Beauty & Health Glossary [home, info]
61. pneumonia: Washington State Definitions and Abbreviations of Vetrinary Terms [home, info]

(Note: See pneumonias for more definitions.)

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (pneumonia) ▸ noun:  respiratory disease characterized by inflammation of the lung parenchyma (excluding the bronchi) with congestion caused by viruses or bacteria or irritants ▸ Also see pneumonias ▸ Word origin ▸ Words similar to pneumonia ▸ Usage examples for pneumonia ▸ Popular adjectives describing pneumonia ▸ Words that often appear near pneumonia ▸ Rhymes of pneumonia ▸ Invented words related to pneumonia