ancestor
/ˈæn.sɛs.tə/
/ˈæn.sɛs.tɚ/
noun
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One from whom a person is descended, whether on the father's or mother's side, at any distance of time; a progenitor; a forefather.
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An earlier type; a progenitor
"This fossil animal is regarded as the ancestor of the horse."
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One from whom an estate has descended;—the correlative of heir.
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One who had the same role or function in former times.
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A word or phrase which serves as the origin of a term in another language.
Synonyms:
origin, reflex, source, fore-elder, forebear, forefather, predecessor
Antonyms:
afterbear, descendant
verb
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To be an ancestor of.