Etymologically

Etymology and origin of the Portuguese word validar

Confidence
Probable
Formation
Borrowing
First attested
1650 Monarquia Lusitana More words from the 17th century
Borrowed from
Latin valido
Ultimate origin
Latin validus
Etymology tree
inherited borrowed derived
Latin valeō
French valoir
Italian valere
Portuguese valer
Spanish valer
Latin validus
Latin validō
French valider
Portuguese validar
Spanish validar
Derivations
From the same root
English vail ← valeō
English valiant ← valeō
French vaillance ← valeō
Latin aequivaleō ← valeō
Latin praevaleō ← valeō
Latin valēns ← valeō
Latin valēscō ← valeō
Latin valētūdō ← valeō
Latin valor ← valeō
Spanish valor ← valeō
French vaillant ← valoir
Portuguese vale ← valer
Latin invalidus ← validus
Latin praevalidus ← validus
Latin validitās ← validus
French validation ← validō
Spanish validación ← validar

Pronunciation

  • Brazil: /va.liˈda(ʁ)/, [va.liˈda(h)][1]
  • São-Paulo: /va.liˈda(ɾ)/[1]
  • Rio-de-Janeiro: /va.liˈda(ʁ)/, [va.liˈda(χ)][1]
  • Caipira: /va.liˈda(ɻ)/[1]

Forms

validar (first-person singular present valido, first-person singular preterite validei, past participle validado)[1]

Etymology

Houaiss, Aurélio and Wiktionary derive it directly from Latin: it is borrowed from Late Latin validō (“to strengthen”), from validus (“strong”).[2][3][1] Cunha and the DLP take it through French valider, from the Late Latin verb.[4][5] Cunha's first date is 1813, but Houaiss has a record of 1650.[4][2]

In Medieval Latin the verb meant “to reinforce, restore”, and Du Cange glosses it “to make valid” from a decree of the Parlement of 1394.[6][7] The Latin verb is formed from the adjective with the suffix -ō.[1] The Spanish word is validar.[8]

Earliest recorded meaning

Houaiss's first record is the Monarquia Lusitana of 1650.[2] Bluteau quotes the same work, vol. 5, for the sense “to make valid”: Instrumentos, com que validasse a sua pósse “documents with which he might make his possession valid”.[9]

Semantic evolution

The word has kept its legal sense, “to make a deed valid and lawful”: Morais (1789) illustrates it with a guardian's consent that validates a minor's promise.[10] Aurélio adds a computing sense, to carry out the validation of data.[3] A pronominal use, “to make oneself valued”, is recorded by Houaiss and Priberam.[2][11] Houaiss dates the nouns validação and validade to 1597, earlier than the verb.[12][13]

Timeline

  • 1650 – first record, in the Monarquia Lusitana.[2]
  • 1712–1728 – Bluteau glosses it “to make valid”.[9]
  • 1734 – Feijó: “to make something valid”.[14]
  • 1789 – Morais: “to make a deed valid and lawful”.[10]
  • 1813 – Cunha's first date.[4]

Meanings

Verb

  1. To validate: to make or declare valid; to legitimize (legitimar): validar um documento.[2][3][1]
  2. To give legal force to.[15]
  3. To prove or confirm that something is true or correct.[5]
  4. (computing) To carry out the validation of.[3]
  5. (reflexive) To become valid; to raise one's own worth.[2][11]

Word family

References

  1. ^ a b c d e f g h Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g Houaiss, Antônio; Villar, Mauro de Salles (2001), Dicionário Houaiss da língua portuguesa, Rio de Janeiro: Objetiva, p. s.v. validar
  3. ^ a b c d Ferreira, Aurélio Buarque de Holanda, Novo dicionário Aurélio da língua portuguesa, digital edition, p. s.v. validar
  4. ^ a b c Cunha, Antônio Geraldo da (2010), Dicionário etimológico da língua portuguesa, 4th ed., Rio de Janeiro: Lexikon, p. s.v. valer
  5. ^ a b Academia das Ciências de Lisboa, Dicionário da Língua Portuguesa, revised online edition (2023–) of the Dicionário da Língua Portuguesa Contemporânea (2001), https://dicionario.acad-ciencias.pt, p. s.v. validar
  6. ^ Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill, p. s.v. validare
  7. ^ du Cange, Charles du Fresne, et al. (1883–1887), Glossarium mediae et infimae latinitatis, augmented ed. by Léopold Favre, Niort: L. Favre, p. s.v. validare
  8. ^ Real Academia Española; Asociación de Academias de la Lengua Española (2014–), Diccionario de la lengua española, 23rd ed., online version 23.8, https://dle.rae.es, p. s.v. validar
  9. ^ a b Bluteau, Raphael (1712–1728), Vocabulario portuguez e latino, 8 vols. + 2 supplement vols., Coimbra / Lisboa (CLP transcription, Universidade de Aveiro), p. s.v. validar
  10. ^ a b Silva, António de Morais (1789), Diccionario da lingua portugueza composto pelo padre D. Rafael Bluteau, reformado, e accrescentado, 2 vols., Lisboa: Simão Thaddeo Ferreira, p. 2, 507
  11. ^ a b Dicionário Priberam da Língua Portuguesa, Lisboa: Priberam Informática, https://dicionario.priberam.org, p. s.v. validar
  12. ^ Houaiss, Antônio; Villar, Mauro de Salles (2001), Dicionário Houaiss da língua portuguesa, Rio de Janeiro: Objetiva, p. s.v. validação
  13. ^ Houaiss, Antônio; Villar, Mauro de Salles (2001), Dicionário Houaiss da língua portuguesa, Rio de Janeiro: Objetiva, p. s.v. validade
  14. ^ Feijó, João de Morais Madureira (1734), Orthographia, ou Arte de escrever, e pronunciar com acerto a lingua portugueza, Lisboa (CLP transcription, Universidade de Aveiro), p. s.v. validar
  15. ^ Michaelis: Moderno Dicionário da Língua Portuguesa, São Paulo: Melhoramentos (online as Michaelis Dicionário Brasileiro da Língua Portuguesa, https://michaelis.uol.com.br), p. s.v. validar

Related etymologies

Cite this entry

“Validar.” Etymologically, 15 Nov. 2026, etymologically.com/pt/validar. Accessed 16 Nov. 2026.

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