Etymology and origin of the Portuguese word ar
- Confidence
- Established
- Formation
- Inherited
- First attested
- 1200s Cantigas de Santa Maria, spelt aire More words from the 13th century
- Inherited from
- Latin aer
- Ultimate origin
- Ancient Greek ἀήρ
Etymology tree
Pronunciation
Forms
ar m (plural ares)[1] Medieval texts write aire in the 13th century, and ar, aar, aere and eer in the 14th;[2][3] aaer also occurs in the 15th.[2][3]
Etymology
It is inherited from Latin āēr (“air”), which is from Ancient Greek ἀήρ (aḗr, “mist; air”).[2][4][5][1] The oldest texts write Old Galician-Portuguese aire, Old Galician-Portuguese aere and Old Galician-Portuguese aar.[2][3] Lorenzo takes the second as the oldest form and the starting point of the third, whose unstressed vowel was drawn to the stressed one.[3] He finds no need for the intermediate form with a lost semivowel that Cornu had proposed.[3] Nascentes, following Cornu, still derived the form with a double vowel from it.[6] That form then contracted to the modern one.[7][5]
The contracted form has prevailed in Portugal and in literary Galician, but Galician aire is still common in Galician speech.[7][3] Machado asked whether the medieval Portuguese form with ⟨i⟩ was a Castilianism.[4] Lorenzo thinks the Galician form may be native, given how early it is recorded.[4][3] The same Latin word is Spanish aire, Catalan aire, French air and Italian aria, the last from the Greek accusative form.[8][9]
In Homer the Greek word meant mist or haze, and only later air.[10] Beekes traces it to Proto-Indo-European *h₂ewsér, and Wiktionary relates it to *h₂ews- (“dawn”), so that the first sense would be “morning mist”.[10][1] The old connection with ἄημι (áēmi, “to blow”) is rejected.[10][11]
Earliest recorded meaning
Houaiss dates the word to the 13th century, as aire.[2] The Cantigas de Santa Maria have faz no aire parar “makes it stop in the air” and u será o ayre de fog' e de suffr' aceso “where the air will be kindled with fire and sulphur”.[12][3] In the 14th century aar appears: estava a lança no aar “the lance was in the air” in the Demanda do Santo Graal, and sôbre esta pedra, em no aar “above this stone, in the air”.[3][4]
Semantic evolution
Medieval prose already uses the plural for unhealthy air, aares corruptos in the chronicle of 1344.[3] The dictionaries describe it as one of the four elements: Bluteau as the light fluid element that surrounds the globe and that no one lives without.[13] Folqman (1755) has ar for the climate of a place, mudar de ar “to change air”, fazer castellos no ar “to build castles in the air”, and a second sense, the manner or bearing of a person.[14] Morais (1789) records the chemistry of his time, ar fixo and ar inflammavel, when ar also meant any gas.[15][2]
Popular speech gave it the sense “stroke, paralysis”, thought to come from a draught of air; it is in Silva Bastos (1912) and in the speech of southern Brazil.[16][17][2] The 20th century added ar condicionado (1929) and the broadcasting phrases no ar “on the air” and fora do ar “off the air”.[2]
Timeline
- 13th century – aire in the Cantigas de Santa Maria.[12][2]
- 14th century – aar in the Demanda do Santo Graal.[3][4]
- 1344 – aares corruptos in a chronicle.[3]
- c. 1430 – aar in the Horto do Esposo.[18]
- 15th century – aire is frequent in the chronicle of the Frades Menores.[4][3]
- 1569 – Cardoso heads the word Ar.[19]
- 1755 – Folqman records mudar de ar and fazer castellos no ar.[14]
- 1789 – Morais has ar fixo and ar inflammavel.[15]
- 1891 – first record of ar comprimido.[2]
- 1929 – first record of ar condicionado.[2]
Meanings
Noun
- air, the mixture of gases, mainly nitrogen and oxygen, that makes up the atmosphere.[2][1]
- The atmosphere (atmosfera); the space above the ground: Os pássaros voavam alto no ar.[2][20]
- Moving air; a breeze, a draught: corrente de ar.[2][21]
- (often in the plural) The climate of a place: os ares do campo.[2][20]
- A person's look or bearing; the appearance of a thing: tinha um ar cansado.[2][1]
- A faint sign or trace: um ar de tristeza.[2][22]
- (informal) A sudden illness blamed on a draught; a stroke.[2][22]
- (obsolete) Any gas.[2][20]
- (broadcasting) In the phrases no ar “on the air” and fora do ar “off the air”.[2]
Word family
- arejar
- aragem
- airoso
- ar condicionado
- ar livre
Related words
Usage notes
Ar is also the chemical symbol of argon.[2][23]
The medieval language had another ar, an adverb meaning “again, also, moreover”, frequent in the cantigas (nunca jamais prazer ar vi “never again did I see joy”) and in use until about 1500.[4][24][25] Wiktionary derives it from Latin re- “again”.[1]
References
- ^ a b c d e f g h i j Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k l m n o p q r s t u Houaiss, Antônio; Villar, Mauro de Salles (2001), Dicionário Houaiss da língua portuguesa, Rio de Janeiro: Objetiva, p. s.v. ar
- ^ a b c d e f g h i j k l m 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. aar
- ^ a b c d e f g Machado, José Pedro (1987), Dicionário etimológico da língua portuguesa, 4th ed., 5 vols., Lisboa: Livros Horizonte, p. s.v. ar
- ^ a b Nascentes, Antenor (1966), Dicionário etimológico resumido, Rio de Janeiro: Instituto Nacional do Livro, p. s.v. ar
- ^ Nascentes, Antenor (1955), Dicionário etimológico da língua portuguesa, vol. 1: Nomes comuns, Rio de Janeiro (1st ed. 1932, preface by W. Meyer-Lübke), p. 40
- ^ a b Corominas, Joan; Pascual, José A. (1980–1991), Diccionario crítico etimológico castellano e hispánico, 6 vols., Madrid: Gredos, p. 1, 90
- ^ Meyer-Lübke, Wilhelm (1935), Romanisches etymologisches Wörterbuch, 3rd ed., Heidelberg: Winter, p. 240
- ^ García de Diego, Vicente (1985), Diccionario etimológico español e hispánico, 2nd ed., Madrid: Espasa-Calpe (1st ed. 1954), p. s.v. aer
- ^ a b c Beekes, Robert S. P. (2010), Etymological Dictionary of Greek, with the assistance of Lucien van Beek, Leiden Indo-European Etymological Dictionary Series 10, Leiden; Boston: Brill, p. s.v. ἀήρ
- ^ Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert, p. s.v. air
- ^ a b 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. aire
- ^ Bluteau, Raphael (1712–1728), Vocabulario portuguez e latino, 8 vols. + 2 supplement vols., Coimbra / Lisboa (CLP transcription, Universidade de Aveiro), p. s.v. ar
- ^ a b Folqman, Carlos (1755), Diccionario portuguez, e latino, Lisboa: Régia Officina Silviana (CLP transcription, Universidade de Aveiro), p. s.v. ar
- ^ 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. 1, 105
- ^ Silva Bastos, José Timóteo da (1912), Diccionario etymologico, prosodico e orthographico da lingua portugueza, Lisboa: Parceria António Maria Pereira, p. s.v. ar
- ^ Schlee, Aldyr Garcia (2019), Dicionário da Cultura Pampeana Sul-Rio-Grandense, 2 vols., Pelotas: Fructos do Paiz, p. s.v. ar
- ^ Centro de Linguística da Universidade de Lisboa, CTA – Corpus de Textos Antigos, https://teitok.clul.ul.pt/cta, p. s.v. aar
- ^ Cardoso, Jerónimo (1569–1570), Dictionarium ex lusitanico in latinum sermonem, Lisboa: João Álvares (CLP transcription, Universidade de Aveiro), p. s.v. ar
- ^ 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. ar
- ^ Ferreira, Aurélio Buarque de Holanda, Novo dicionário Aurélio da língua portuguesa, digital edition, p. s.v. ar
- ^ a b Porto Editora (2013), Grande Dicionário da Língua Portuguesa, Porto: Porto Editora, p. 849
- ^ 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. ar
- ^ 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. ar
- ^ Lopes, Graça Videira; Ferreira, Manuel Pedro et al. (2011–), Cantigas Medievais Galego-Portuguesas [online database], Lisboa: Instituto de Estudos Medievais, FCSH/NOVA, https://cantigas.fcsh.unl.pt, p. s.v. ar
Related etymologies
Cite this entry
“Ar.” Etymologically, 15 Nov. 2026, etymologically.com/pt/ar. Accessed 16 Nov. 2026.
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