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We found 51 dictionaries with English definitions that include the word dementia:
Click on the first link on a line below to go directly to a page where "dementia" is defined.

General (28 matching dictionaries)

1. dementia: Merriam-Webster.com [home, info]
2. dementia: Oxford Dictionaries [home, info]
3. dementia: American Heritage Dictionary of the English Language [home, info]
4. dementia: Collins English Dictionary [home, info]
5. dementia: Vocabulary.com [home, info]
6. dementia: Macmillan Dictionary [home, info]
7. Dementia, dementia: Wordnik [home, info]
8. dementia: Cambridge Advanced Learner's Dictionary [home, info]
9. dementia: Wiktionary [home, info]
10. dementia: Webster's New World College Dictionary, 4th Ed. [home, info]
11. dementia: The Wordsmyth English Dictionary-Thesaurus [home, info]
12. dementia: Infoplease Dictionary [home, info]
13. dementia: Dictionary.com [home, info]
14. dementia: UltraLingua English Dictionary [home, info]
15. Dementia (disambiguation), Dementia (film), Dementia (journal), Dementia: Wikipedia, the Free Encyclopedia [home, info]
16. Dementia: Online Plain Text English Dictionary [home, info]
17. dementia: Webster's Revised Unabridged, 1913 Edition [home, info]
18. dementia: Rhymezone [home, info]
19. Dementia: AllWords.com Multi-Lingual Dictionary [home, info]
20. dementia: Hutchinson's Dictionary of Difficult Words [home, info]
21. dementia: Free Dictionary [home, info]
22. dementia: Hutchinson Dictionaries [home, info]
23. dementia: Mnemonic Dictionary [home, info]
24. dementia: WordNet 1.7 Vocabulary Helper [home, info]
25. dementia: LookWAYup Translating Dictionary/Thesaurus [home, info]
26. dementia: Dictionary/thesaurus [home, info]

Business (1 matching dictionary)

27. dementia: Legal dictionary [home, info]

Computing (1 matching dictionary)

28. dementia: Encyclopedia [home, info]

Medicine (20 matching dictionaries)

29. Dementia: MedTerms.com Medical Dictionary [home, info]
30. Dementia: AIDSinfo Glossary [home, info]
31. Dementia: Underwriter's Glossary [home, info]
32. Dementia: Medical Dictionary [home, info]
33. Dementia: Alzheimer's Association Medical Glossary [home, info]
34. Dementia: Merck Manuals [home, info]
35. dementia: online medical dictionary [home, info]
36. Dementia: Hepatitis C Information Central [home, info]
37. Dementia: Specific Diseases/Disorders [home, info]
38. Dementia: AIDS Medical Glossary and Drug Chart [home, info]
39. Dementia: MEDLINE plus Illustrated Medical Encyclopedia [home, info]
40. dementia: Neurotrauma Glossary [home, info]
41. dementia: Dictionary of Cancer Terms [home, info]
42. Dementia: Disorder Index [home, info]
43. dementia: Glossary of HIV/AIDS Related Terms [home, info]
44. dementia: Medical dictionary [home, info]
45. Dementia: Rudy's List of Archaic Medical Terms [home, info]
46. Dementia: University of Maryland Glossary of Medical Terms [home, info]
47. Dementia: WeMove Glossary of Terms [home, info]
48. Dementia: Drug Medical Dictionary [home, info]

Slang (1 matching dictionary)

49. Dementia, the dementia: Urban Dictionary [home, info]

(Note: See dementias for more definitions.)

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (dementia) ▸ noun:  mental deterioration of organic or functional origin ▸ Also see dementias ▸ Words similar to dementia ▸ Usage examples for dementia ▸ Popular adjectives describing dementia ▸ Words that often appear near dementia ▸ Rhymes of dementia ▸ Invented words related to dementia