Etymologically

Etymology and origin of the Portuguese word laço

Confidence
Established
Formation
Inherited
First attested
1200s Cantigas de Santa Maria More words from the 13th century
Inherited from
Latin *laceus
Ultimate origin
Latin laqueus

Pronunciation

  • Brazil: /ˈla.su/[1]
  • Portugal: /ˈla.su/[1]

Forms

laço m (plural laços)[1] Medieval spellings include lacos and lazo (14th century) and llaço and laaços (15th).[2] Feijó (1734) warns that laço “bow, snare” must not be confused with lasso and laxo.[3]

Etymology

It is inherited from Vulgar Latin *laceus, a Vulgar Latin form of laqueus (“noose, snare, trap”), written Old Galician-Portuguese laço in the oldest texts.[2][4][1][5] Corominas explains the change of the Latin form as a simplification, common to all the Romance languages and already complete in Vulgar Latin, of a hard group of sounds; the voiceless ⟨ç⟩ of Portuguese against the voiced ⟨z⟩ of Old Spanish is regular in each language.[6]

The same Latin word is Galician lazo, Spanish lazo, Catalan llaç, French lacs, Italian laccio and Romanian laț.[7][1]

De Vaan rejects the old derivation of the Latin noun from laciō (“to entice”) on phonetic and semantic grounds and gives no other etymology.[8] The DHLF considers it probably a loan, perhaps from Etruscan, like many Latin words ending in ⟨-eus⟩.[9] Wiktionary sets up a Proto-Italic root *lakʷ- (“to ensnare”) without certain cognates.[1]

Earliest recorded meaning

Lorenzo's chronology finds the word in the Cantigas de Santa Maria: in cantiga 13 a man lle corregeu / o laço perque morresse “fixed for him the noose to die by”, and cantiga 65 speaks of este laço en que jaz liado “this noose in which he lies bound”.[10] Houaiss and Cunha date the word to the 13th century.[2][4]

Semantic evolution

The Crónica Troiana already uses the word for the bonds of love (aqueles que jazen ẽno seu laço) and for the straps of a helmet.[10] Houaiss dates the sense “snare for game” to the 15th century.[2] Bluteau (1712) lists the noose of a hanged man, the snare for birds and beasts, and, figuratively, any trick to deceive someone.[11]

The sense “tie between people”, as in laços de amizade and laços matrimoniais, is common in the modern language.[2][12][1] In Brazil, and especially in the cattle country of the south, laço is the long rope of braided leather with a running noose used to catch cattle and horses, the lasso.[2][13] In Portugal the word also means a bow tie.[2][14]

Timeline

  • 13th century – the Cantigas de Santa Maria use laço “noose”.[10][4]
  • 14th century – the spellings lacos and lazo.[2]
  • 15th century – first record of the sense “snare for game”.[2]
  • c. 1430 – the Horto do Esposo (copied 1390–1437) has laço.[15]
  • 1611 – Barbosa distinguishes laço “noose” from laço pera tomar aves “snare for birds”.[16]
  • 1712 – Bluteau records the figurative sense “trick”.[11]
  • 1734 – Feijó distinguishes laço from lasso and laxo.[3]

Meanings

Noun

  1. A bow or slip knot that comes undone easily, with one or more loops: atou os sapatos com um laço.[2][12][1]
  2. A ribbon tied in such a knot as an ornament.[17][14]
  3. A snare for catching game.[2][12]
  4. (figurative) A trick or trap: caiu no laço.[2][12]
  5. (figurative, often in the plural) A bond or tie between people or groups: laços de família.[2][12][1]
  6. (Brazil) A lasso: a long rope of braided leather with a running noose, used to catch cattle and horses.[2][12][13]
  7. (Portugal) A bow tie, gravata-borboleta.[2][14]
  8. (geometry) A loop of a curve between two passages through a nodal point.[2][12]

Word family

  • laçada
  • laçar
  • laçarote
  • laçador
  • enlaçar
  • enlace
  • desenlaçar
  • desenlace
  • deslaçar
  • entrelaçar
  • laçaço
  • laçarada
  • laçaria
  • laçarrão
  • Latin laqueus
  • Galician lazo

Usage notes

Em cima do laço means “at the last moment, without delay” in informal Brazilian Portuguese.[2][12] Laços dos ofícios is a Portuguese folk dance in which the dancers, holding sticks with bows, mimic the work of the trades.[2][12]

The DLP enters a separate noun laço “film on the surface of a liquid; coarse lime plaster”, from Latin lacteus (“of milk”);[11] Bluteau already has laço de leite “skin on boiled milk”.[14][11]

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 l m n o p q r Houaiss, Antônio; Villar, Mauro de Salles (2001), Dicionário Houaiss da língua portuguesa, Rio de Janeiro: Objetiva, p. s.v. laço
  3. ^ a b 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. laço
  4. ^ a b c Cunha, Antônio Geraldo da (2010), Dicionário etimológico da língua portuguesa, 4th ed., Rio de Janeiro: Lexikon, p. s.v. laço
  5. ^ Nascentes, Antenor (1966), Dicionário etimológico resumido, Rio de Janeiro: Instituto Nacional do Livro, p. s.v. laço
  6. ^ Corominas, Joan; Pascual, José A. (1980–1991), Diccionario crítico etimológico castellano e hispánico, 6 vols., Madrid: Gredos, p. 3, 612
  7. ^ García de Diego, Vicente (1985), Diccionario etimológico español e hispánico, 2nd ed., Madrid: Espasa-Calpe (1st ed. 1954), p. s.v. laqueus
  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. ^ Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert, p. s.v. lacs
  10. ^ a b c 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. laço
  11. ^ a b c d Bluteau, Raphael (1712–1728), Vocabulario portuguez e latino, 8 vols. + 2 supplement vols., Coimbra / Lisboa (CLP transcription, Universidade de Aveiro), p. s.v. laço
  12. ^ a b c d e f g h i Ferreira, Aurélio Buarque de Holanda, Novo dicionário Aurélio da língua portuguesa, digital edition, p. s.v. laço
  13. ^ a b Schlee, Aldyr Garcia (2019), Dicionário da Cultura Pampeana Sul-Rio-Grandense, 2 vols., Pelotas: Fructos do Paiz, p. s.v. laço
  14. ^ a b c d 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. laço
  15. ^ Centro de Linguística da Universidade de Lisboa, CTA – Corpus de Textos Antigos, https://teitok.clul.ul.pt/cta, p. s.v. laço
  16. ^ Barbosa, Agostinho (1611), Dictionarium lusitanicolatinum, Braga: Fructuoso Lourenço de Basto (CLP transcription, Universidade de Aveiro), p. s.v. laço
  17. ^ Dicionário Priberam da Língua Portuguesa, Lisboa: Priberam Informática, https://dicionario.priberam.org, p. s.v. laço

Related etymologies

Cite this entry

“Laço.” Etymologically, 15 Nov. 2026, etymologically.com/pt/la%C3%A7o. Accessed 16 Nov. 2026.

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