Etymologically

Etymology and origin of the Portuguese word sabão

Confidence
Probable
Formation
Inherited
First attested
1300s spelt sabon More words from the 14th century
Inherited from
Latin sapo
Ultimate origin
Proto-Germanic *saipǭ
Etymology tree
inherited borrowed derived
Proto-Germanic *saipǭ
Latin sāpō
French savon
Italian sapone
Portuguese sabão
Romanian săpun
The word's journey

Pronunciation

  • Brazil: /saˈbɐ̃w̃/, [saˈbɐ̃ʊ̯̃][1]
  • Portugal: /sɐˈbɐ̃w̃/, [sɐˈβɐ̃w̃][1]
  • Portugal, Southern: /sɐˈbɐ̃w̃/[1]

Forms

sabão m (plural sabões)[1] The 14th-century spelling is sabon, sabão appears in the 15th century, and xabão in the 16th.[2][3]

Etymology

It is inherited from Latin sāpō (“soap”), written Old Galician-Portuguese sabon in the 14th century.[2][3][1][4]

The same Latin word is Galician xabón, Spanish jabón, Catalan sabó, French savon, Italian sapone and Romanian săpun.[5][1] For the x- (later j-) of Spanish, the DCECH suggests the influence of the verb xabonar or enxabonar, which may continue Vulgar Latin *exsapōnō.[6]

Pliny calls this substance an invention of the Gauls for reddening the hair.[7] Houaiss, the DCECH and the DHLF take the Latin word from Proto-Germanic *saipǭ, and the DHLF thinks it first named a substance for dyeing the hair.[2][6][8][1] Kluge accepts it as a loanword, probably from Germanic, though he notes that its sounds do not quite fit.[9] Nascentes leaves open whether it is Celtic or Germanic.[4]

The Germanic word, the source of Old High German seifa and Old English sāpe, is itself obscure: Kluge and Pfeifer note that the Old English and Old High German words also meant “resin”, and connect them with verbs meaning “to drip, trickle”.[9][10] Wiktionary takes it back to Proto-Indo-European *seyb- (“to pour out, drip”).[1]

Earliest recorded meaning

Houaiss and Cunha date the word to the 14th century, spelt sabon.[2][3] Cunha records ssaboarya “soap works” in the same century.[3]

Semantic evolution

Cardoso in 1569 and Barbosa in 1611 translate it with Latin sapo, and Pereira in 1697 adds smegma.[11][12][13] Silva Bastos in 1912 has the familiar sense “a reminder, a scolding”.[14] In Brazil the word also means slippery ground and a decomposed rock under the soil in parts of the north-east, especially in Piauí.[2][3][15] In Rio Grande do Sul it named a figure of the fandango.[16]

Through Portuguese trade the word spread to Asia and Brazil: Wiktionary lists Japanese シャボン (shabon), Malay sabun and Nheengatu sabãu among its descendants, with others in the languages of India and Sri Lanka.[1] The derivative sabonete “toilet soap” is recorded from the 16th century, ensaboar “to soap” and saboeiro from 1813, and saboneteira “soap dish” from 1881.[3]

Timeline

  • 14th century – first records, spelt sabon, and ssaboarya “soap works”.[2][3]
  • 15th century – the spelling sabão.[2]
  • 16th century – the spelling xabão, and the derivative sabonete.[2][3]
  • 1569 – Cardoso translates it with Latin sapo.[11]
  • 1697 – Pereira gives Latin sapo and smegma.[13]
  • 1813 – first record of ensaboar and saboeiro.[3]
  • 1881 – first record of saboneteira.[3]

Meanings

Noun

  1. soap, a cleaning substance made from fatty acids and salts of sodium or potassium, used with water: Lavou a roupa com sabão azul.[2][16][1]
  2. A bar or cake of soap.[2][17]
  3. (Brazil) Slippery ground.[2][16]
  4. (informal) A scolding, a dressing-down: levar um sabão.[2][16][17]
  5. (Brazil) A partly decomposed rock that forms the subsoil in parts of the north-east, especially in Piauí.[2][3][15]
  6. (botany) A soapberry tree, Sapindus divaricatus, also called saboeiro.[2][15]
  7. (Rio Grande do Sul) A figure of the fandango.[16]

Word family

  • ensaboar
  • saboaria
  • saboeiro
  • sabonete
  • saboneteira
  • saponáceo
  • saponificar
  • Latin sāpō
  • Spanish jabón
  • Galician xabón

Usage notes

Houaiss, Aurélio and the DLP also record a jocular noun sabão “a great scholar, a know-all”, formed on the stem of sábio (or saber) with the augmentative suffix -ão, a synonym of sabichão.[2][16][18]

References

  1. ^ a b c d e f g h i j Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i j k l m n o Houaiss, Antônio; Villar, Mauro de Salles (2001), Dicionário Houaiss da língua portuguesa, Rio de Janeiro: Objetiva, p. s.v. sabão
  3. ^ a b c d e f g h i j k Cunha, Antônio Geraldo da (2010), Dicionário etimológico da língua portuguesa, 4th ed., Rio de Janeiro: Lexikon, p. s.v. sabão
  4. ^ a b Nascentes, Antenor (1966), Dicionário etimológico resumido, Rio de Janeiro: Instituto Nacional do Livro, p. s.v. sabão
  5. ^ Meyer-Lübke, Wilhelm (1935), Romanisches etymologisches Wörterbuch, 3rd ed., Heidelberg: Winter, p. 7589
  6. ^ a b Corominas, Joan; Pascual, José A. (1980–1991), Diccionario crítico etimológico castellano e hispánico, 6 vols., Madrid: Gredos, p. 3, 476
  7. ^ Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press, p. s.v. sāpō
  8. ^ Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert, p. s.v. savon
  9. ^ a b Kluge, Friedrich; Seebold, Elmar (2011), Etymologisches Wörterbuch der deutschen Sprache, 25th ed., Berlin / Boston: De Gruyter, p. 840
  10. ^ Pfeifer, Wolfgang, et al. (1993), Etymologisches Wörterbuch des Deutschen, 2nd ed., Berlin: Akademie-Verlag; digital revised version in the DWDS, dwds.de, p. s.v. seife
  11. ^ a b Cardoso, Jerónimo (1569–1570), Dictionarium ex lusitanico in latinum sermonem, Lisboa: João Álvares (CLP transcription, Universidade de Aveiro), p. s.v. sabão
  12. ^ Barbosa, Agostinho (1611), Dictionarium lusitanicolatinum, Braga: Fructuoso Lourenço de Basto (CLP transcription, Universidade de Aveiro), p. s.v. sabão
  13. ^ a b 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. sabão
  14. ^ Silva Bastos, José Timóteo da (1912), Diccionario etymologico, prosodico e orthographico da lingua portugueza, Lisboa: Parceria António Maria Pereira, p. s.v. sabão
  15. ^ a b c Navarro, Fred (2004), Dicionário do Nordeste, São Paulo: Estação Liberdade, p. s.v. sabão
  16. ^ a b c d e f Ferreira, Aurélio Buarque de Holanda, Novo dicionário Aurélio da língua portuguesa, digital edition, p. s.v. sabão
  17. ^ a b Dicionário Priberam da Língua Portuguesa, Lisboa: Priberam Informática, https://dicionario.priberam.org, p. s.v. sabão
  18. ^ 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. sabão

Related etymologies

Cite this entry

“Sabão.” Etymologically, 15 Nov. 2026, etymologically.com/pt/sab%C3%A3o. Accessed 16 Nov. 2026.

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