ancestor: Meaning and Definition of


Pronunciation: (an'ses-tur or, esp. Brit., -su-stur), [key]
— n.
  1. a person from whom one is descended; forebear; progenitor.
  2. the actual or hypothetical form or stock from which an organism has developed or descended.
  3. an object, idea, style, or occurrence serving as a prototype, forerunner, or inspiration to a later one: The balloon is an ancestor of the modern dirigible.
  4. a person who serves as an influence or model for another; one from whom mental, artistic, spiritual, etc., descent is claimed: a philosophical ancestor.
  5. a person from whom an heir derives an inheritance.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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