Etymologically

affirmation

Etymology and origin of the English word affirmation

Confidence
Established
Formation
Borrowing
First attested
c. 1419 Proceedings and Ordinances of the Privy Council
Borrowed from
Anglo-Norman affermacion via Middle English
Ultimate origin
Latin firmus

Pronunciation

  • US: /æfɝˈmeɪʃn/[1]

Etymology

It is inherited from Middle English affirmacioun,[2][3][4] borrowed from Anglo-Norman affermacion, also affirmacion,[5][2][6] and directly borrowed from Latin affirmātiō (“strengthening, confirmation, assertion”),[5][7][8][2] from affirmō (“to make steady, strengthen, confirm”),[3][5] from ad- (“to”) and firmō (“to strengthen, make firm”), from firmus (“strong”).[3] The Anglo-Norman noun is recorded from 1260, meaning both affirmation and confirmation.[6] In Old French the sense of declaring something true is found from the 13th century, and the earlier form affermation from about 1190.[5] Related Romance words include Italian affermazione (about 1300) and Spanish afirmación (about 1400).[5] The noun belongs to the verb affirm; the OED compares the earlier affirmance.[5]

Earliest recorded meaning

The Middle English Dictionary's first quotation is from the Master of Game (about 1410), where the author says that many men claim something but he makes "non affirmacioun" of it, that is, no assertion that it is true;[4] the OED dates that manuscript before 1425.[5] The OED's earliest record, from about 1419 in the Proceedings and Ordinances of the Privy Council, has the sense of confirmation or support: the Genoese speak "in affirmacioun of their first errour".[5][4] Etymonline dates the word to the early 15th century.[3]

Semantic evolution

The two Middle English senses, confirmation of something already stated and a positive assertion, were both present in Anglo-Norman.[6][5][4] From the early 16th century the word also named the act of asserting something as true, as opposed to denying it,[5] and Johnson (1755) defined it as "the act of affirming or declaring: opposed to negation or denial", quoting Cymbeline.[9] In logic, from 1551 in Thomas Wilson's Rule of Reason, it is a positive proposition.[5] The legal sense, a solemn declaration with the force of an oath made by someone who refuses on grounds of conscience to swear, appears in an Act of 1695–6;[5] Etymonline dates it to the 1690s, as the alternative to an oath for Quakers, Moravians and others, and notes that a false affirmation is punished like perjury.[3][2] In the 19th and 20th centuries American usage added the assertion of the value of one's life (1882), and then emotional support or positive acknowledgement of a person's worth (1966, in Ebony).[5]

Timeline

  • c. 1410 – an assertion that something is true.[4] The OED dates the manuscript before 1425.[5]
  • c. 1419 – confirmation, support.[5][4]
  • before 1513 – the action of asserting something as true.[5]
  • 1551 – in logic, a positive proposition.[5]
  • 1695 – in law, a declaration made instead of an oath.[5][3]
  • 1882 – the assertion of the value of one's life.[5]
  • 1966 – emotional support or encouragement.[5]

Meanings

Noun

  1. The act of affirming: asserting that something is true, or confirming it: The vote was an affirmation of the committee's plan.[2][10][5]
  2. A positive statement or assertion.[10][5]
  3. (law) A solemn declaration with the force of an oath, made by a person who declines to swear one for reasons of conscience.[10][2][5]
  4. (logic) An affirmative proposition.[2][5]
  5. Emotional support or encouragement; recognition of a person's worth.[5]

Word family

  • nonaffirmation
  • reaffirmation
  • self-affirmation

References

  1. ^ Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
  3. ^ a b c d e f Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  4. ^ a b c d e f Kurath, Hans; Kuhn, Sherman M.; Lewis, Robert E., eds. (1952–2001), Middle English Dictionary, Ann Arbor: University of Michigan Press; online edition ed. Frances McSparran et al. (2000–2018)
  5. ^ a b c d e f g h i j k l m n o p q r s t u v w x y Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
  6. ^ a b c Anglo-Norman Dictionary (AND2), Aberystwyth University, anglo-norman.net (2nd ed., 2005–)
  7. ^ Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
  8. ^ Stevenson, Angus, ed. (2010), Oxford Dictionary of English, 3rd ed., Oxford: Oxford University Press
  9. ^ Johnson, Samuel (1755), A Dictionary of the English Language, London; 4th ed. 1773; Johnson's Dictionary Online, ed. Beth Rapp Young et al.
  10. ^ a b c Collins English Dictionary (2023), Glasgow: HarperCollins

Related etymologies

Cite this entry

“Affirmation.” Etymologically, 1 Nov. 2026, etymologically.com/en/affirmation. Accessed 1 Nov. 2026.

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