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We found 42 dictionaries with English definitions that include the word ancestor:
Click on the first link on a line below to go directly to a page where "ancestor" is defined.

General (29 matching dictionaries)

1. ancestor: Merriam-Webster.com [home, info]
2. ancestor: Oxford Learner's Dictionaries [home, info]
3. ancestor: American Heritage Dictionary of the English Language [home, info]
4. ancestor: Collins English Dictionary [home, info]
5. ancestor: Vocabulary.com [home, info]
6. ancestor: Macmillan Dictionary [home, info]
7. Ancestor, ancestor: Wordnik [home, info]
8. ancestor: Cambridge Advanced Learner's Dictionary [home, info]
9. ancestor: Wiktionary [home, info]
10. ancestor: Webster's New World College Dictionary, 4th Ed. [home, info]
11. ancestor: The Wordsmyth English Dictionary-Thesaurus [home, info]
12. ancestor: Infoplease Dictionary [home, info]
13. ancestor: Dictionary.com [home, info]
14. ancestor: Online Etymology Dictionary [home, info]
15. ancestor: UltraLingua English Dictionary [home, info]
16. ancestor: Cambridge Dictionary of American English [home, info]
17. Ancestor (disambiguation), Ancestor (novel), Ancestor (sculpture), Ancestor, The Ancestor: Wikipedia, the Free Encyclopedia [home, info]
18. Ancestor: Online Plain Text English Dictionary [home, info]
19. ancestor: Webster's Revised Unabridged, 1913 Edition [home, info]
20. ancestor: Rhymezone [home, info]
21. ancestor: AllWords.com Multi-Lingual Dictionary [home, info]
22. ancestor: Webster's 1828 Dictionary [home, info]
23. ancestor: Free Dictionary [home, info]
24. ancestor: Mnemonic Dictionary [home, info]
25. ancestor: WordNet 1.7 Vocabulary Helper [home, info]
26. ancestor: LookWAYup Translating Dictionary/Thesaurus [home, info]
27. ancestor: Dictionary/thesaurus [home, info]

Business (4 matching dictionaries)

28. ancestor: Webster's New World Law Dictionary [home, info]
29. ancestor: Glossary of Legal Terms [home, info]
30. ANCESTOR: Bouvier's Law Dictionary 1856 Edition [home, info]
31. ancestor: Legal dictionary [home, info]

Computing (2 matching dictionaries)

32. ancestor: Dictionary of Algorithms and Data Structures [home, info]
33. ancestor: Encyclopedia [home, info]

Medicine (2 matching dictionaries)

34. ancestor: online medical dictionary [home, info]
35. ancestor: Medical dictionary [home, info]

Miscellaneous (2 matching dictionaries)

36. Ancestor: Africa Glossary [home, info]
37. ancestor: Genealogy Glossary [home, info]

Science (2 matching dictionaries)

38. ancestor: PlanetMath Encyclopedia [home, info]
39. ancestor: Natural History Terms [home, info]

Slang (1 matching dictionary)

40. ancestor: Urban Dictionary [home, info]

(Note: See ancestors for more definitions.)

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (ancestor) ▸ noun:  someone from whom you are descended (but usually more remote than a grandparent) ▸ Also see ancestors ▸ Word origin ▸ Words similar to ancestor ▸ Usage examples for ancestor ▸ Idioms related to ancestor (New!) ▸ Popular adjectives describing ancestor ▸ Words that often appear near ancestor ▸ Rhymes of ancestor ▸ Invented words related to ancestor