Etymologically

Etymology and origin of the English word ancestor

Confidence
Established
Formation
Borrowing
First attested
c. 1300 St Thomas Becket
Borrowed from
Old French ancestre via Middle English
Ultimate origin
Latin antecēdō

Pronunciation

  • UK: /ˈæn.sɛs.tə/[1]
  • US: /ˈæn.sɛs.tɚ/[1]

Etymology

It is inherited from Middle English ancestre, also auncestre and ancessour,[2][3][4] borrowed from Old French ancestre (modern ancêtre),[5][6][7][8] together with auncestour and ancessour.[5][3] The French ancestre continues the Latin nominative and ancessour the accusative of Late Latin antecessor (“predecessor, one who goes before”),[3][4][9][2] an agent noun from Latin antecēdō (“to go before”),[6][10][7] from ante- (“before”) and cēdō (“to go”),[6][10][11] from Proto-Indo-European *ked- (“to go, yield”).[6] The modern ending -or comes, according to Hoad, from ancestour, assimilated to words in -tor;[2] Barnhart says the ending was Latinized in the 16th century,[7] and Klein calls the word a blend of ancestre and ancessour.[12] The OED notes that the medial s was at first only a French spelling, and later gave a spelling pronunciation.[5]

Earliest recorded meaning

A forebear, a person from whom one is descended: about 1300, in a Middle English life of Thomas Becket, where the word also means a predecessor in office.[5][6] The Anglo-Norman ancessur is recorded from the 12th century.[13]

Semantic evolution

Ayto points out that ancestor is ultimately the same word as antecedent,[11] and Merriam-Webster's Book of Word Histories that ancestors are literally "those who went before", the same picture as in forebear.[14] Chaucer wrote auncestres in the Wife of Bath's Tale.[9] In law, from the early 16th century, it meant anyone who precedes another in an inheritance, the correlative of heir.[5] Johnson (1755) distinguished it from predecessor: an ancestor is a natural relation, a predecessor a civil one.[15] Later extensions were to the animal from which a breed descends (about 1760), to an earlier language (1822), and to a thing that is the forerunner or prototype of another (1860).[5] The feminine ancestress is recorded from the 1570s.[6] The verb, "to be the ancestor of", dates from 1776 in Merriam-Webster and 1883 in the OED.[3][5]

Timeline

  • c. 1300 – a forebear; also a predecessor.[5]
  • c. 1503 – law, one who precedes another in an inheritance.[5]
  • 1570s – ancestress.[6]
  • c. 1760 – an animal from which a breed descends.[5]
  • 1776 – verb, to be the ancestor of.[3]
  • 1822 – an earlier language from which later ones descend.[5]
  • 1860 – a thing that is the forerunner of another.[5]

Meanings

Noun

  1. A person from whom one is descended, usually further back than a grandparent; a forebear: Her ancestors farmed this valley.[3][16][5]
  2. An early animal or plant from which a later kind has evolved.[16][5]
  3. Something regarded as the forerunner or prototype of a later thing: the ancestor of the modern bicycle.[16][5]
  4. (law) A person from whom an estate has passed by inheritance.[3][5]

Verb

  1. To be the ancestor of.[3][5]

Word family

References

  1. ^ a b Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c Hoad, T. F., ed. (1986), The Concise Oxford Dictionary of English Etymology, Oxford: Clarendon Press
  3. ^ a b c d e f g h Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
  4. ^ a b Skeat, Walter W. (1911), A Concise Etymological Dictionary of the English Language, new ed., Oxford: Clarendon Press
  5. ^ a b c d e f g h i j k l m n o p q Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
  6. ^ a b c d e f g Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  7. ^ a b c Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
  8. ^ Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
  9. ^ a b Weekley, Ernest (1921), An Etymological Dictionary of Modern English, London: John Murray
  10. ^ a b The American Heritage Dictionary of the English Language (online 2024), 5th ed., Boston: Houghton Mifflin Harcourt
  11. ^ a b Ayto, John (2005), Word Origins: The Secret Histories of English Words from A to Z, 2nd ed., London: A & C Black
  12. ^ Klein, Ernest. A Comprehensive Etymological Dictionary of the English Language. 2 vols. Amsterdam: Elsevier, 1966–1967.
  13. ^ Anglo-Norman Dictionary (AND2), Aberystwyth University, anglo-norman.net (2nd ed., 2005–)
  14. ^ Merriam-Webster's Book of Word Histories, Springfield, Mass.: Merriam-Webster
  15. ^ Johnson, Samuel (1755), A Dictionary of the English Language, London; 4th ed. 1773; Johnson's Dictionary Online, ed. Beth Rapp Young et al.
  16. ^ a b c Collins English Dictionary (2023), Glasgow: HarperCollins

Related etymologies

Cite this entry

“Ancestor.” Etymologically, 31 Oct. 2026, etymologically.com/en/ancestor. Accessed 31 Oct. 2026.

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