Dictionary and Thesaurus

Definition of Ancestor

• (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.
• (n.) One from whom an estate has descended; -- the correlative of heir.

Synonyms of Ancestor

• Ascendant
• Ascendent
• Antecedent
• Root

Antonyms of Ancestor

• Descendant

Homophones of Ancestor