Etymology and origin of the French word solidaire
- Confidence
- Established
- Formation
- Derivation
- First attested
- 1462 More words from the 15th century
- Ultimate origin
- Latin solidus
Etymology tree
Derivations
From the same root
Pronunciation
- /sɔ.li.dɛʁ/[1]
Forms
solidaire (plural solidaires)[1]
Etymology
It is formed from French solide + -aire to render the legal phrase Latin in solidum (“for the whole”).[2][3][1] Bloch and Wartburg, the DHLF and the GLLF derive it directly from that phrase, which was also usual in medieval legal Latin.[4][5][6] In it solidum is the neuter of solidus (“solid, whole”), used as a noun for the whole of a sum.[5][6]
Earliest recorded meaning
Bloch and Wartburg date it to 1462 as a legal term, “common to several people so that each answers for the whole”;[4][7] the TLFi's first record is obligation solidaire in Jean Duret's commentary on the customs of the Bourbonnais (1584).[2] The DHLF notes that the word also meant “complete, entire”.[5]
Semantic evolution
As a legal term it was applied to an obligation (Cotgrave, 1611), then to the persons bound by it, first in the plural (1718).[5][6] In the 18th century it widened:[4] Caylus uses it before 1747 of people bound by common interests and responsibilities,[5][2] whence être solidaire de someone (1825) and, in the 20th century, se déclarer solidaire de someone.[5][6] From 1834 (Béranger) it is said of things that depend on one another, and since 1861 (Cournot) also of machine parts linked in one movement.[5][2]
English borrowed it as solidary in 1818, “joint and several”.[8]
Timeline
- 1462 – First record as a legal term.[4]
- 1584 – Jean Duret writes obligation solidaire.[2]
- 1693 – The derivative solidarité appears as a legal term.[4][5]
- 1739–1747 – Caylus uses it of people sharing interests.[2]
- 1834 – Béranger uses it of things depending on each other.[2]
- 1861 – Cournot uses it in mechanics.[2]
Meanings
Adjective
- (law) Of an obligation, binding several people so that each is liable for the whole, and of the persons so bound: débiteurs solidaires.[9][2][3]
- Of people, bound to others by common responsibility and interests, showing solidarity: être solidaire de someone.[9][10][5]
- Of things, interdependent.[10][2][1]
- (mechanics) Of parts, linked so that they move together.[2][5]
Word family
- solidairement
- solidariser
- solidarisme
- solidarité
Related words
Usage notes
In Belgium a solidaire was also a member of an atheist association.[11]
References
- ^ a b c d Wiktionary, the free dictionary, https://en.wiktionary.org
- ^ a b c d e f g h i j k Trésor de la langue française informatisé (2004), ATILF – CNRS & Université de Lorraine, atilf.fr/tlfi; electronic version of Imbs, Paul; Quemada, Bernard, eds. (1971–1994), Trésor de la langue française, Paris: CNRS / Gallimard
- ^ a b Littré, Émile (1873–1877), Dictionnaire de la langue française, 4 vols. and supplement, Paris: Hachette
- ^ a b c d e Bloch, Oscar; Wartburg, Walther von (1989), Dictionnaire étymologique de la langue française, 8th ed., Paris: Presses universitaires de France
- ^ a b c d e f g h i j Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert
- ^ a b c d Guilbert, Louis; Lagane, René; Niobey, Georges, eds. (1971–1978; 1989), Grand Larousse de la langue française, Paris: Larousse
- ^ Rey, Alain, ed. (2005), Le Grand Robert de la langue française, electronic version, Paris: Le Robert
- ^ Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b Rey-Debove, Josette; Rey, Alain, eds. (2007), Le Petit Robert de la langue française, Paris: Le Robert
- ^ a b Dictionnaire de français Larousse, larousse.fr/dictionnaires/francais (accessed 2024)
- ^ Quemada, Bernard, ed. (1959–2006), Datations et documents lexicographiques (Base historique du vocabulaire français, BHVF), Paris: Klincksieck / CNRS / Champion; ATILF
Cite this entry
“Solidaire.” Etymologically, 14 Nov. 2026, etymologically.com/fr/solidaire. Accessed 15 Nov. 2026.
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