Etymology and origin of the Catalan word costa
costa1 coast; slope; rib
Etymology tree of costa1
From the same root · costa1
Pronunciation
Forms
costa f (plural costes)[1] The DCVB records /kɔ́stə/, /kɔ́sta/, /kɔ́stɛ/ and /kɔ́stɔ/, the final vowel varying with the dialect.[2] A charter of 978 writes chosta.[3]
Etymology
The word for the coast, the slope and the rib is inherited from Latin costa (“rib; side”), a word that in the Romance languages came to be applied above all to the sides and slopes of mountains and to the coastline.[3][2][4][5][1]
The same Latin word is Italian costa, French côte, Occitan còsta, Portuguese costa and Romanian coastă.[6][1] The inherited Spanish cuesta (“slope”) stands beside costa (“coast”), which the REW takes as a borrowing from Catalan.[6]
The Latin noun has no secure etymology: it has been compared with the Slavic word for “bone”, Proto-Slavic *kostь, a connection de Vaan rejects and Derksen thinks quite possible.[7][1]
Earliest recorded meaning
In its topographical sense the word is frequent from the 10th century in charters in Latin or half Catalan: Balari and Bastardas–Bassols collect examples from 941 on, and a charter of 978 in the cartulary of Sant Cugat bounds a piece of land ad ipsa chosta “at the slope”.[3] The bodily sense is recorded from the 13th century, as in Llull's Blanquerna: God made Eve d'una costa que li trasch “from a rib that he took from him”.[3]
Semantic evolution
From the rib the word passed to the back, on which loads are carried: Jaume I's men leave a town with what they can carry en les costes e en les mans, and Eiximenis puts a pack-saddle a les costes.[3][8] From this came the phrase a costes “on one's back”, used figuratively by Muntaner of fighting ab la febre a costes;[3] girar les costes “to turn one's back, to flee” is in a war report of 1304.[3]
In the Pyrenees costa can mean a very steep mountainside, and it is in mountain names such as Costabona;[3] Onofre Pou glosses it as a way up or down.[3] Faraudo also records it at sea for a shroud of a galley (1352), for the splints of a scabbard, and as a preposition meaning “beside”.[8]
Among the derivatives, acostar “to bring near” is recorded in 1250, costat “side” in Llull, and costaner in Labèrnia's dictionary of 1839.[4] The DIEC2 marks the sense “rib” as old and gives first the coast, then the steep slope.[9]
Timeline
- 941 – the first examples in Latin charters.[3]
- 978 – ad ipsa chosta in a charter in the cartulary of Sant Cugat.[3]
- 1250 – the derivative acostar.[4]
- 1250–1299 – costa in the Catalan Diàlegs of Saint Gregory.[10]
- 1304 – giraren les costes “they turned their backs” in a war report.[3]
- 1352 – costes, shrouds, in the inventory of a Mallorcan galley.[8]
- 1839 – costaner in Labèrnia's dictionary.[4]
Meanings
Noun
- coast, the land along the sea: Vam resseguir la costa en barca fins a Cadaqués.[9][5][1]
- A steep slope;[1] costa amunt, costa avall: uphill, downhill.[9][5][1]
- fer-se costa amunt (something): to become hard or burdensome.[9]
- (archaic) A rib; the side of the body.[9][5]
- (botany) A ridge on the surface of a plant organ, as on the fruits of the umbellifers.[9][5]
- (entomology) The lower margin of an insect's wing.[9][5]
Word family
- acostar
- costaner
- costat
- costella
- coster
costa2 cost, expense
- Confidence
- Probable
- Formation
- Derivation
- First attested
- 1598
- Ultimate origin
- Latin constō
Pronunciation
Forms
costa f (plural costes)[1]
Etymology
The word for costs and expenses is a deverbal noun from Catalan costar (“to cost”), first recorded in 1598.[11][5][1] The DCVB thinks it was more probably taken from Spanish costa, noting that the older Catalan word is cost.[2] The verb comes from Latin constō (“to stand firm; to cost”).[11]
Earliest recorded meaning
Coromines and the GDLC date the noun to 1598, and Coromines also finds it in Torra's dictionary of 1640.[11][5]
Semantic evolution
The DCVB gives the senses “cost”, “what a thing costs” and “the expenses of a lawsuit”.[2] The DIEC2 keeps the phrase a costa de “at the cost of” and the plural for court costs.[9]
Timeline
Meanings
Noun
Related words
References
- ^ a b c d e f g h i j k l m n o p q r Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e Alcover, Antoni M.; Moll, Francesc de B. (1930–1962), Diccionari català-valencià-balear, 10 vols., Palma de Mallorca: Moll, p. s.v. costa
- ^ a b c d e f g h i j k l Coromines, Joan (1980–2001), Diccionari etimològic i complementari de la llengua catalana, 10 vols., Barcelona: Curial / La Caixa (online ed., Institut d'Estudis Catalans 2024), p. 2, 998
- ^ a b c d Bruguera, Jordi (1996), Diccionari etimològic, Barcelona: Enciclopèdia Catalana, p. 247
- ^ a b c d e f g h i j k Enciclopèdia Catalana, Gran diccionari de la llengua catalana (GDLC), Barcelona: Enciclopèdia Catalana; online edition, https://www.diccionari.cat, p. s.v. costa
- ^ a b Meyer-Lübke, Wilhelm (1935), Romanisches etymologisches Wörterbuch, 3rd ed., Heidelberg: Winter, p. 2279
- ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill, p. s.v. costa
- ^ a b c Faraudo de Saint-Germain, Lluís, Vocabulari de la llengua catalana medieval, online edition, Barcelona: Institut d'Estudis Catalans, p. s.v. costa
- ^ a b c d e f g h i j Institut d'Estudis Catalans (2007), Diccionari de la llengua catalana, 2nd ed. (DIEC2), Barcelona: Edicions 62; online edition with later updates, https://dlc.iec.cat, p. s.v. costa
- ^ Torruella, Joan; Pérez Saldanya, Manuel; Martines, Josep (dirs.), Corpus Informatitzat del Català Antic (CICA), https://www.cica.cat, p. s.v. costa
- ^ a b c d e Coromines, Joan (1980–2001), Diccionari etimològic i complementari de la llengua catalana, 10 vols., Barcelona: Curial / La Caixa (online ed., Institut d'Estudis Catalans 2024), p. 2, 1002
Related etymologies
Cite this entry
“Costa.” Etymologically, 13 Nov. 2026, etymologically.com/ca/costa. Accessed 14 Nov. 2026.
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