Etymology and origin of the Portuguese word purgar
- Confidence
- Established
- Formation
- Borrowing
- First attested
- 1200s Cantigas de Santa Maria, as the participle purgada More words from the 13th century
- Borrowed from
- Latin purgo
- Ultimate origin
- Latin purgō
Etymology tree
From the same root
Pronunciation
Forms
purgar (first-person singular present purgo, first-person singular preterite purguei, past participle purgado)[1]
Etymology
It is borrowed from Latin purgō (“to clean, purify; to excuse”), first recorded in the 13th century as the participle Old Galician-Portuguese purgada.[2][3][4][1] Houaiss analyses the Latin verb as a compound of pūrus (“pure”) and agō (“to do, make”).[2] The OLD explains it as the adjective with the verb-forming suffix -igō, from the older pūrigō of Plautus and Varro.[5] Wiktionary reports that de Vaan takes the first part from Proto-Italic *pūr (“fire”) instead, so that the verb first meant “to carry the fire around”.[1] The adjective goes back to Proto-Indo-European *ph₂u-ro- (“clear, cleansed”).[6]
The same Latin verb is Spanish purgar, Italian purgare and French purger.[7] Corominas treats the Spanish verb as taken from Latin, first recorded in 1220–1250.[8] Forms with /o/ such as Catalan porgar “to sift” and Old Spanish porgar also exist, and the REW notes that the verb may have had a short /u/, in which case these would be the older forms and those with ⟨u⟩ were reshaped after the Latin adjective.[7][9]
Earliest recorded meaning
Cantiga 75 of the Cantigas de Santa Maria has quero que ant'un pouco sejas ja quanto purgada “I want you to be somewhat cleansed before long”.[3] Houaiss dates the infinitive form purgaren to the 14th century.[2]
Semantic evolution
Notarial records of Noia in Galicia use the verb in a legal sense in 1407: a man must come a purgar súas contomasjas et rrebeldías, to make good his failures to appear in court.[3] Morais (1813) lists cleansing the body of bad humours with purges, purifying metals of their dross, purging errors, expiating a fault, the intransitive “to discharge a bad humour” and the reflexive purgar-se “to take a purge”.[10] Vieira (1871–1874) adds purifying sugar and the legal phrases purgar a mora, of a tenant who shows a valid reason for paying his rent late, and purgar a revelia.[11] In the north of Portugal the vine is said to purgar when it drops its flowers.[12][13]
Timeline
- 13th century – the participle purgada in the Cantigas de Santa Maria.[3][2]
- 14th century – the form purgaren.[2]
- 1407 – purgar súas contomasjas in the notarial records of Noia.[3]
- 1607 – purgado in a private letter.[14]
- 1697 – Pereira glosses it with Latin purgo and lustro.[15]
- 1813 – Morais lists the medical, metallurgical and moral senses.[10]
- 1871–1874 – Vieira records purgar a mora.[11]
Meanings
Verb
- To make pure, to rid of impurities; to purify or refine: purgar o ouro.[2][16][17][1]
- To rid (a place or thing) of harmful people or things: A reforma purgou o regulamento de artigos inúteis.[2][12]
- To expiate a fault or sin;[2][16][17][1] (reflexive) to redeem oneself: purgar uma falta antiga.[2][16][17][1]
- To give someone a laxative (purgante);[2][16][17][1] (reflexive) to take one.[2][16][17][1]
- (intransitive) Of a wound, to discharge pus: O corte ainda purga.[2][16][17]
- (law) purgar a mora: to settle a late payment, showing a valid reason for the delay.[11]
- (northern Portugal) Of the vine, to drop its flowers.[12][13]
Word family
- purga
- purgante
- purgador
Related words
References
- ^ a b c d e f g h i j k l Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k l Houaiss, Antônio; Villar, Mauro de Salles (2001), Dicionário Houaiss da língua portuguesa, Rio de Janeiro: Objetiva, p. s.v. purgar
- ^ a b c d e Instituto da Lingua Galega, Dicionario de dicionarios do galego medieval (DDGM), ed. Ernesto González Seoane, Santiago de Compostela: Universidade de Santiago de Compostela, https://ilg.usc.gal/ddgm, p. s.v. purgar
- ^ Nascentes, Antenor (1966), Dicionário etimológico resumido, Rio de Janeiro: Instituto Nacional do Livro, p. s.v. purgar
- ^ Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press, p. s.v. purgō
- ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill, p. s.v. pūrus
- ^ a b Meyer-Lübke, Wilhelm (1935), Romanisches etymologisches Wörterbuch, 3rd ed., Heidelberg: Winter, p. 6859
- ^ Corominas, Joan (1973), Breve diccionario etimológico de la lengua castellana, 3rd ed., Madrid: Gredos, p. s.v. puro
- ^ 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. porgar
- ^ a b Silva, António de Morais (1813), Diccionario da lingua portugueza, 2nd ed., 2 vols., Lisboa: Typographia Lacerdina, p. 2, 527
- ^ a b c Vieira, Frei Domingos (1871–1874), Grande Diccionario Portuguez ou Thesouro da lingua portugueza, 5 vols., Porto: Ernesto Chardron e Bartholomeu H. de Moraes, p. 4, 1027
- ^ a b c Aulete, Francisco Júlio Caldas, Dicionário contemporâneo da língua portuguesa (1st ed. 1881), online as Aulete Digital, Rio de Janeiro: Lexikon, https://aulete.com.br, p. s.v. purgar
- ^ a b Porto Editora (2013), Grande Dicionário da Língua Portuguesa, Porto: Porto Editora, p. 7607
- ^ CLUL (ed.) (2014), P.S. Post Scriptum: Arquivo Digital de Escrita Quotidiana em Portugal e Espanha na Época Moderna, Lisboa: Centro de Linguística da Universidade de Lisboa, http://ps.clul.ul.pt, p. s.v. purgar
- ^ Pereira, Bento (1697), Thesouro da lingoa portuguesa, in the 1697 edition of his Prosodia (1st ed. 1647; CLP transcription, Universidade de Aveiro), p. s.v. purgar
- ^ a b c d e f 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. purgar
- ^ a b c d e f Ferreira, Aurélio Buarque de Holanda, Novo dicionário Aurélio da língua portuguesa, digital edition, p. s.v. purgar
Related etymologies
Cite this entry
“Purgar.” Etymologically, 15 Nov. 2026, etymologically.com/pt/purgar. Accessed 16 Nov. 2026.
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