Etymologically

Etymology and origin of the Portuguese word soldar

Confidence
Established
Formation
Inherited
First attested
1200s More words from the 13th century
Inherited from
Latin solido
Ultimate origin
Latin solidus
Etymology tree
inherited borrowed derived
Latin solidus
French sou
English sou
Italian sodo
Spanish sueldo
English solidus
French solide
Romanian solid
Italian solido
Latin solidō
French souder
Portuguese soldar
Spanish soldar
From the same root
English solid ← solidus
Latin solidata ← solidus
French solidaire ← solide
French solidifier ← solide
English solder ← solidō
Latin cōnsolidō ← solidō

Pronunciation

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

Forms

soldar (first-person singular present soldo, first-person singular preterite soldei, past participle soldado)[1]

Etymology

It is inherited from Latin solidō (“to make solid, consolidate”), a verb from Latin solidus (“solid, firm”).[2][3][4][5] Houaiss notes that Pliny already used the Latin verb for soldering.[2] The borrowed solidar is its learned doublet.[1]

The same Latin verb is Spanish soldar, Catalan soldar, Galician soldar, Italian saldare and French souder, Old French solder.[6][7][1]

De Vaan derives the adjective from *soliþo- and Proto-Indo-European *solh2-i-dhh1-o- (“entire”), of the same root as Latin salvus (“safe”) and sollus (“whole”).[8]

Earliest recorded meaning

Houaiss and Cunha date the verb to the 13th century, Cunha with the senses “to make solid; to join, hold together”.[2][3] In the Cantigas de Santa Maria it is used of broken bones that knit: os ossos foron ben soldados “the bones were well mended”.[9] Houaiss records the form soldaron in the 14th century.[2]

Semantic evolution

Cardoso (1569) and Pereira (1697) gloss the verb with Latin ferrumino “to solder”, and Barbosa (1611) adds solido and consolido.[10][11][12] Bluteau (1712–1728) defines it as joining one thing to another, or rejoining it after a break, with solder or another sticky matter.[13] Morais (1789) describes the joining of two pieces of metal by solder and fire, and adds the closing of a wound, the mending of a broken friendship and, in commerce, the settling of an account.[14] The noun solda “solder” is recorded in 1813.[3] Today the verb also means “to weld” and, figuratively, to join things into a whole.[2][1]

Timeline

  • 13th century – first record of soldar.[2][3]
  • Cantigas de Santa Maria – os ossos foron ben soldados.[9]
  • 14th century – the form soldaron.[2]
  • 1569 – Cardoso lists soldar as Latin ferrumino.[10]
  • 1789 – Morais records the joining of metal and the settling of an account.[14]
  • 1813 – first record of the noun solda.[3]

Meanings

Verb

  1. To solder or weld: to join pieces, especially of metal, with solder or heat: soldou os dois canos.[2][15][1]
  2. To close or seal with solder.[2][16]
  3. To join, link or fasten things together;[2][15][17] (figurative) to unite into one whole.[2][15][17]
  4. (intransitive and reflexive) Of a bone or wound, to knit or heal.[15][17]
  5. To settle a debt or an account.[5][17]

Word family

  • solda
  • soldador
  • soldadura
  • dessoldar

References

  1. ^ a b c d e f g h i Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i j k Houaiss, Antônio; Villar, Mauro de Salles (2001), Dicionário Houaiss da língua portuguesa, Rio de Janeiro: Objetiva, p. s.v. soldar
  3. ^ a b c d e Cunha, Antônio Geraldo da (2010), Dicionário etimológico da língua portuguesa, 4th ed., Rio de Janeiro: Lexikon, p. s.v. soldar
  4. ^ Nascentes, Antenor (1966), Dicionário etimológico resumido, Rio de Janeiro: Instituto Nacional do Livro, p. s.v. soldar
  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. soldar
  6. ^ Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert, p. s.v. souder
  7. ^ García de Diego, Vicente (1985), Diccionario etimológico español e hispánico, 2nd ed., Madrid: Espasa-Calpe (1st ed. 1954), p. s.v. solidare
  8. ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  9. ^ 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. soldar
  10. ^ a b Cardoso, Jerónimo (1569–1570), Dictionarium ex lusitanico in latinum sermonem, Lisboa: João Álvares (CLP transcription, Universidade de Aveiro), p. s.v. soldar
  11. ^ 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. soldar
  12. ^ Barbosa, Agostinho (1611), Dictionarium lusitanicolatinum, Braga: Fructuoso Lourenço de Basto (CLP transcription, Universidade de Aveiro), p. s.v. soldar
  13. ^ Bluteau, Raphael (1712–1728), Vocabulario portuguez e latino, 8 vols. + 2 supplement vols., Coimbra / Lisboa (CLP transcription, Universidade de Aveiro), p. s.v. soldar
  14. ^ 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, 413
  15. ^ a b c d Ferreira, Aurélio Buarque de Holanda, Novo dicionário Aurélio da língua portuguesa, digital edition, p. s.v. soldar
  16. ^ Dicionário Priberam da Língua Portuguesa, Lisboa: Priberam Informática, https://dicionario.priberam.org, p. s.v. soldar
  17. ^ a b c d 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. soldar

Related etymologies

Cite this entry

“Soldar.” Etymologically, 15 Nov. 2026, etymologically.com/pt/soldar. Accessed 16 Nov. 2026.

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