Etymology and origin of the Spanish word obra
- Confidence
- Established
- Formation
- Inherited
- First attested
- c. 1140 in the form huebra More words from the 12th century
- Inherited from
- Latin opera via Old Spanish
- Ultimate origin
- Proto-Indo-European *h₃ep-os
Etymology tree
From the same root
Pronunciation
- /ˈobɾa/, [ˈo.β̞ɾa][1]
Forms
obra f (plural obras)[1] The older Old Spanish form is huebra;[2] DEMel also records hobra and vobra.[3][2]
Etymology
It is inherited from Old Spanish obra, inherited from Latin opera (“work, effort”); the older form huebra gave way to it under the influence of the verb obrar.[3][1][4][5] Modern Spanish keeps it as huebra, a day's work in the fields and the land that can be ploughed in a day, with the dialect forms huerba and güebra.[3][6] The same Latin word had these meanings in the Middle Ages: a day's compulsory field labour, and a measure of land ploughed in one day.[7] ópera, borrowed from Italian and first recorded in 1737, is a doublet.[3][1]
The same word is Portuguese obra, Catalan obra, Occitan òbra and Italian opera.[8][6][9] Wiktionary explains the Latin noun as the plural of opus (“work”) taken as a feminine singular.[1] De Vaan lists it among the derivatives of that noun, which he traces to Proto-Italic *opes- (“work”) and Proto-Indo-European *h₃ep-os (“work”).[10]
Earliest recorded meaning
Corominas dates the old form huebra to about 1140, especially in the sense “the work done in one day”, and obra to about 1250.[3] In the CDH the earliest text is the Fuero de Madrid (dated between 1141 and 1235, in a copy of the first half of the 13th century), which speaks of a payment „per a la obra del adarue” “for the building of the wall-walk”.[11]
Semantic evolution
By the time of Alfonso X the word meant a thing made by someone, a work of the mind (“the work of astrology”), a building under construction, and the effect or power of something, such as a precious stone.[12] Berceo uses it for work and practice, and also for fine handiwork: a chasuble „obra era angelica, non de omne texida”.[13] The Diccionario de Autoridades recorded the writings of an author and a building being put up or repaired.[14] An obra de with a number meant “about”: obra de diez leguas “about ten leagues” is recorded in Santa Marta in 1526.[15][16] The Academy's 1843 edition gives the proverb obra comenzada no te la vea suegra ni cuñada, advice to hide a plan from those who might stop it.[17]
Baralt rejected poner en obra in the French sense “to make use of” as a gallicism.[18] In Cuba obra also meant a trick or tall story.[19] Building terms vary across the Americas: obra negra and obra gris are a building that still lacks its finishes, and obra fina the finishing work.[20]
Timeline
- c. 1140 – the old form huebra.[3]
- 1141–1235 – the Fuero de Madrid speaks of the building of the town wall, in a 13th-century copy.[11]
- c. 1250 – the form obra.[3]
- 1254–1260 – Alfonso X's Libro conplido speaks of “the work of astrology”.[12]
- 1272–1275 – the General estoria uses it for a building.[12]
- c. 1495 – Nebrija gives Latin opus for the thing made.[21]
- 1526 – obra de “about” in Santa Marta, the first record from the Americas.[15]
- 1737 – the doublet ópera is borrowed from Italian.[3]
- 1884 – the Academy's dictionary first gives the etymology, from Latin opera.[22]
Meanings
Noun
- Something made or produced by an agent: El incendio fue obra de un descuido.[4][5]
- A work of science, literature or art, especially an important one: una obra de Velázquez.[4][1]
- Of books, the volume or volumes that contain a complete literary work.[4]
- A building under construction; a place where something is being built or a road is being repaired.[4][1]
- Building work done in a house: Este verano hacemos obra en la cocina.[4][5]
- Means, power or agency, as in por obra de “through the action of”.[4]
- The labour or time that a piece of work demands.[4][5]
- The work an artisan has to do.[4]
- (usually in the plural) A moral act, especially one that helps or harms the soul: buenas obras.[4]
- A sum paid to the fabric fund of a parish, collegiate church or cathedral.[4]
- (engineering) The narrow prismatic part of a blast furnace just above the hearth.[4][5]
Related words
Usage notes
Common set phrases are obra maestra “masterpiece”, mano de obra “labour, workforce”, obra de caridad or buena obra “good deed” and manos a la obra “let's get to work”.[1][4]
References
- ^ a b c d e f g h Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b Diccionario del Español Medieval electrónico (DEMel), data publication 2026 (CC BY-SA), Universität Rostock, p. s.v. obra
- ^ a b c d e f g h Corominas, Joan (1973), Breve diccionario etimológico de la lengua castellana, 3rd ed., Madrid: Gredos, p. s.v. obrar
- ^ a b c d e f g h i j k l m 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. obra
- ^ a b c d e Moliner, María (2007), Diccionario de uso del español, 3rd ed., Madrid: Gredos, p. s.v. obra
- ^ a b García de Diego, Vicente (1985), Diccionario etimológico español e hispánico, 2nd ed., Madrid: Espasa-Calpe (1st ed. 1954), p. 4693
- ^ Niermeyer, J. F. (1976), Mediae Latinitatis Lexicon Minus, Leiden: Brill, p. s.v. opera
- ^ Meyer-Lübke, Wilhelm (1935), Romanisches etymologisches Wörterbuch, 3rd ed., Heidelberg: Winter, p. 6079
- ^ Cunha, Antônio Geraldo da (2010), Dicionário etimológico da língua portuguesa, 4th ed., Rio de Janeiro: Lexikon, p. 2365
- ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
- ^ a b Real Academia Española (2013–), Corpus del Diccionario histórico de la lengua española (CDH), version 3.1, https://apps.rae.es/CNDHE, p. s.v. obra
- ^ a b c Kasten, Lloyd A.; Nitti, John J.; Gago Jover, Francisco (2002–), Diccionario de la prosa castellana del Rey Alfonso X, New York: Hispanic Seminary of Medieval Studies (electronic edition 2024), p. s.v. obra
- ^ Lanchetas, Rufino (1900), Gramática y vocabulario de las obras de Gonzalo de Berceo, Madrid: Sucesores de Rivadeneyra, p. 530
- ^ Real Academia Española (1726–1739), Diccionario de la lengua castellana (Diccionario de Autoridades), 6 vols., Madrid: Francisco del Hierro, p. 5, 6
- ^ a b Boyd-Bowman, Peter (2003), Léxico hispanoamericano 1493–1993, ed. Ray Harris-Northall and John J. Nitti, New York: Hispanic Seminary of Medieval Studies, p. s.v. obra
- ^ Real Academia Española (1817), Diccionario de la lengua castellana, 5th ed., Madrid: Imprenta Real, p. 607
- ^ Real Academia Española (1843), Diccionario de la lengua castellana, 9th ed., Madrid: Imprenta de D. Francisco María Fernández, p. 505
- ^ Baralt, Rafael María (1855), Diccionario de galicismos, Madrid: Imprenta de J. Cruzado, p. 471
- ^ Santamaría, Francisco J. (1942), Diccionario general de americanismos, 3 vols., México: Pedro Robredo, p. 343
- ^ Asociación de Academias de la Lengua Española (2010), Diccionario de americanismos, Lima: Santillana; online at https://www.asale.org/damer, p. s.v. obra
- ^ Nebrija, Antonio de (1513), Vocabulario español-latino, Salamanca, ed. Marina Vidal Díez (2007), Biblioteca Virtual Miguel de Cervantes, p. 388
- ^ Real Academia Española (1884), Diccionario de la lengua castellana, 12th ed., Madrid: Imprenta de D. Gregorio Hernando (the first Academy edition with etymologies), p. 750
Related etymologies
Cite this entry
“Obra.” Etymologically, 7 Nov. 2026, etymologically.com/es/obra. Accessed 7 Nov. 2026.
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