- (n.) One from whom an estate has descended; -- the correlative of heir.
- (n.) One from whom a person is descended, whether on the father's or mother's side, at any distance of time; a progenitor; a fore father.
- (n.) An earlier type; a progenitor; as, this fossil animal is regarded as the ancestor of the horse.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). ancestor. Retrieved September 25, 2026, from http://smartdefine.org/ancestor/definitions/1973633 |
| Chicago | Webster's. 2011. "ancestor" http://smartdefine.org/ancestor/definitions/1973633 (accessed September 25, 2026). |
| Harvard | Webster's 2011, ancestor, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/ancestor/definitions/1973633>. |
| MLA | Webster's. "ancestor" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/ancestor/definitions/1973633> |